mirror of
https://github.com/mozilla/pdf.js.git
synced 2026-02-07 16:11:12 +01:00
Generate the preferences_schema.json file, for the Chromium addon, during building
This avoids the hassle of having to manually update that file when adding/modifying preferences in the viewer. Updating the preferences-metadata should now only be something that the Chromium addon maintainer has to do.
This commit is contained in:
Jonas Jenwald
parent
471adfd023
commit
35e78f7f11
3
.github/workflows/lint.yml
vendored
3
.github/workflows/lint.yml
vendored
@ -30,8 +30,5 @@ jobs:
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- name: Run lint
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run: npx gulp lint
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- name: Run lint-chromium
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run: npx gulp lint-chromium
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- name: Run lint-mozcentral
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run: npx gulp lint-mozcentral
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@ -1,256 +0,0 @@
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{
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"type": "object",
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"properties": {
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"viewerCssTheme": {
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"title": "Theme",
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"description": "The theme to use.\n0 = Use system theme.\n1 = Light theme.\n2 = Dark theme.",
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"type": "integer",
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"enum": [0, 1, 2],
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"default": 2
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},
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"showPreviousViewOnLoad": {
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"description": "DEPRECATED. Set viewOnLoad to 1 to disable showing the last page/position on load.",
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"type": "boolean",
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"default": true
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},
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"viewOnLoad": {
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"title": "View position on load",
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"description": "The position in the document upon load.\n -1 = Default (uses OpenAction if available, otherwise equal to `viewOnLoad = 0`).\n 0 = The last viewed page/position.\n 1 = The initial page/position.",
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"type": "integer",
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"enum": [-1, 0, 1],
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"default": 0
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},
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"defaultZoomDelay": {
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"title": "Default zoom delay",
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"description": "Delay (in ms) to wait before redrawing the canvas.",
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"type": "integer",
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"default": 400
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},
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"defaultZoomValue": {
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"title": "Default zoom level",
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"description": "Default zoom level of the viewer. Accepted values: 'auto', 'page-actual', 'page-width', 'page-height', 'page-fit', or a zoom level in percents.",
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"type": "string",
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"pattern": "|auto|page-actual|page-width|page-height|page-fit|[0-9]+\\.?[0-9]*(,[0-9]+\\.?[0-9]*){0,2}",
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"default": ""
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},
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"sidebarViewOnLoad": {
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"title": "Sidebar state on load",
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"description": "Controls the state of the sidebar upon load.\n -1 = Default (uses PageMode if available, otherwise the last position if available/enabled).\n 0 = Do not show sidebar.\n 1 = Show thumbnails in sidebar.\n 2 = Show document outline in sidebar.\n 3 = Show attachments in sidebar.",
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"type": "integer",
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"enum": [-1, 0, 1, 2, 3],
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"default": -1
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},
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"enableHandToolOnLoad": {
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"description": "DEPRECATED. Set cursorToolOnLoad to 1 to enable the hand tool by default.",
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"type": "boolean",
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"default": false
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},
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"enableHWA": {
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"title": "Enable hardware acceleration",
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"description": "Whether to enable hardware acceleration.",
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"type": "boolean",
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"default": true
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},
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"enableAltText": {
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"type": "boolean",
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"default": false
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},
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"enableGuessAltText": {
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"type": "boolean",
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"default": true
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},
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"enableAltTextModelDownload": {
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"type": "boolean",
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"default": true
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},
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"enableNewAltTextWhenAddingImage": {
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"type": "boolean",
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"default": true
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},
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"altTextLearnMoreUrl": {
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"type": "string",
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"default": ""
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},
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"commentLearnMoreUrl": {
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"type": "string",
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"default": ""
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},
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"enableSignatureEditor": {
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"type": "boolean",
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"default": false
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},
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"enableSplitMerge": {
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"type": "boolean",
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"default": false
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},
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"enableUpdatedAddImage": {
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"type": "boolean",
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"default": false
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},
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"cursorToolOnLoad": {
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"title": "Cursor tool on load",
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"description": "The cursor tool that is enabled upon load.\n 0 = Text selection tool.\n 1 = Hand tool.",
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"type": "integer",
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"enum": [0, 1],
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"default": 0
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},
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"pdfBugEnabled": {
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"title": "Enable debugging tools",
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"description": "Whether to enable debugging tools.",
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"type": "boolean",
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"default": false
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},
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"enableScripting": {
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"title": "Enable active content (JavaScript) in PDFs",
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"type": "boolean",
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"description": "Whether to allow execution of active content (JavaScript) by PDF files.",
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"default": false
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},
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"enableHighlightFloatingButton": {
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"type": "boolean",
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"default": false
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},
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"highlightEditorColors": {
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"type": "string",
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"default": "yellow=#FFFF98,green=#53FFBC,blue=#80EBFF,pink=#FFCBE6,red=#FF4F5F,yellow_HCM=#FFFFCC,green_HCM=#53FFBC,blue_HCM=#80EBFF,pink_HCM=#F6B8FF,red_HCM=#C50043"
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},
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"disableRange": {
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"title": "Disable range requests",
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"description": "Whether to disable range requests (not recommended).",
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"type": "boolean",
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"default": false
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},
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"disableStream": {
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"title": "Disable streaming for requests",
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"description": "Whether to disable streaming for requests (not recommended).",
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"type": "boolean",
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"default": false
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},
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"disableAutoFetch": {
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"type": "boolean",
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"default": false
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},
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"disableFontFace": {
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"title": "Disable @font-face",
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"description": "Whether to disable @font-face and fall back to canvas rendering (this is more resource-intensive).",
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"type": "boolean",
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"default": false
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},
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"disableTextLayer": {
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"description": "DEPRECATED. Set textLayerMode to 0 to disable the text selection layer by default.",
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"type": "boolean",
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"default": false
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},
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"textLayerMode": {
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"title": "Text layer mode",
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"description": "Controls if the text layer is enabled, and the selection mode that is used.\n 0 = Disabled.\n 1 = Enabled.",
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"type": "integer",
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"enum": [0, 1],
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"default": 1
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},
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"externalLinkTarget": {
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"title": "External links target window",
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"description": "Controls how external links will be opened.\n 0 = default.\n 1 = replaces current window.\n 2 = new window/tab.\n 3 = parent.\n 4 = in top window.",
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"type": "integer",
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"enum": [0, 1, 2, 3, 4],
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"default": 0
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},
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"disablePageLabels": {
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"type": "boolean",
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"default": false
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},
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"disablePageMode": {
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"description": "DEPRECATED.",
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"type": "boolean",
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"default": false
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},
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"disableTelemetry": {
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"title": "Disable telemetry",
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"type": "boolean",
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"description": "Whether to prevent the extension from reporting the extension and browser version to the extension developers.",
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"default": false
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},
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"annotationMode": {
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"type": "integer",
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"enum": [0, 1, 2, 3],
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"default": 2
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},
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"annotationEditorMode": {
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"type": "integer",
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"enum": [-1, 0, 3, 15],
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"default": 0
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},
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"capCanvasAreaFactor": {
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"type": "integer",
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"default": 200
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},
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"enablePermissions": {
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"type": "boolean",
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"default": false
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},
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"enableXfa": {
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"type": "boolean",
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"default": true
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},
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"historyUpdateUrl": {
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"type": "boolean",
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"default": false
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},
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"ignoreDestinationZoom": {
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"title": "Ignore the zoom argument in destinations",
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"description": "When enabled it will maintain the currently active zoom level, rather than letting the PDF document modify it, when navigating to internal destinations.",
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"type": "boolean",
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"default": false
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},
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"enablePrintAutoRotate": {
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"title": "Automatically rotate printed pages",
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"description": "When enabled, landscape pages are rotated when printed.",
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"type": "boolean",
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"default": true
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},
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"scrollModeOnLoad": {
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"title": "Scroll mode on load",
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"description": "Controls how the viewer scrolls upon load.\n -1 = Default (uses the last position if available/enabled).\n 3 = Page scrolling.\n 0 = Vertical scrolling.\n 1 = Horizontal scrolling.\n 2 = Wrapped scrolling.",
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"type": "integer",
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"enum": [-1, 0, 1, 2, 3],
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"default": -1
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},
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"spreadModeOnLoad": {
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"title": "Spread mode on load",
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"description": "Whether the viewer should join pages into spreads upon load.\n -1 = Default (uses the last position if available/enabled).\n 0 = No spreads.\n 1 = Odd spreads.\n 2 = Even spreads.",
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"type": "integer",
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"enum": [-1, 0, 1, 2],
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"default": -1
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},
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"forcePageColors": {
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"description": "When enabled, the pdf rendering will use the high contrast mode colors",
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"type": "boolean",
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"default": false
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},
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"pageColorsBackground": {
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"description": "The color is a string as defined in CSS. Its goal is to help improve readability in high contrast mode",
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"type": "string",
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"default": "Canvas"
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},
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"pageColorsForeground": {
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"description": "The color is a string as defined in CSS. Its goal is to help improve readability in high contrast mode",
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"type": "string",
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"default": "CanvasText"
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},
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"enableAutoLinking": {
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"description": "Enable creation of hyperlinks from text that look like URLs.",
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"type": "boolean",
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"default": true
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},
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"enableComment": {
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"description": "Enable creation of comment annotations.",
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"type": "boolean",
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"default": false
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},
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"enableOptimizedPartialRendering": {
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"description": "Enable tracking of PDF operations to optimize partial rendering.",
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"type": "boolean",
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"default": false
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}
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}
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}
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270
external/chromium/prefs.mjs
vendored
Normal file
270
external/chromium/prefs.mjs
vendored
Normal file
@ -0,0 +1,270 @@
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/* Copyright 2026 Mozilla Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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const prefsMetadata = {
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annotationEditorMode: {
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enum: [-1, 0, 3, 15],
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},
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annotationMode: {
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enum: [0, 1, 2, 3],
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},
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cursorToolOnLoad: {
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title: "Cursor tool on load",
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description:
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"The cursor tool that is enabled upon load.\n 0 = Text selection tool.\n 1 = Hand tool.",
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enum: [0, 1],
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},
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defaultZoomDelay: {
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title: "Default zoom delay",
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description: "Delay (in ms) to wait before redrawing the canvas.",
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},
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defaultZoomValue: {
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title: "Default zoom level",
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description:
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"Default zoom level of the viewer. Accepted values: 'auto', 'page-actual', 'page-width', 'page-height', 'page-fit', or a zoom level in percents.",
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pattern:
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"|auto|page-actual|page-width|page-height|page-fit|[0-9]+\\.?[0-9]*(,[0-9]+\\.?[0-9]*){0,2}",
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},
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disableFontFace: {
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title: "Disable @font-face",
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description:
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"Whether to disable @font-face and fall back to canvas rendering (this is more resource-intensive).",
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},
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disableRange: {
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title: "Disable range requests",
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description: "Whether to disable range requests (not recommended).",
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},
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disableStream: {
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title: "Disable streaming for requests",
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description: "Whether to disable streaming for requests (not recommended).",
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},
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disableTelemetry: {
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title: "Disable telemetry",
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description:
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"Whether to prevent the extension from reporting the extension and browser version to the extension developers.",
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},
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enableAutoLinking: {
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description: "Enable creation of hyperlinks from text that look like URLs.",
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},
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enableComment: {
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description: "Enable creation of comment annotations.",
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},
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enableHWA: {
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title: "Enable hardware acceleration",
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description: "Whether to enable hardware acceleration.",
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},
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enableOptimizedPartialRendering: {
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description:
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"Enable tracking of PDF operations to optimize partial rendering.",
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},
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enablePrintAutoRotate: {
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title: "Automatically rotate printed pages",
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description: "When enabled, landscape pages are rotated when printed.",
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},
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enableScripting: {
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title: "Enable active content (JavaScript) in PDFs",
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description:
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"Whether to allow execution of active content (JavaScript) by PDF files.",
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},
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externalLinkTarget: {
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title: "External links target window",
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description:
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"Controls how external links will be opened.\n 0 = default.\n 1 = replaces current window.\n 2 = new window/tab.\n 3 = parent.\n 4 = in top window.",
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enum: [0, 1, 2, 3, 4],
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},
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forcePageColors: {
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description:
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"When enabled, the pdf rendering will use the high contrast mode colors",
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},
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ignoreDestinationZoom: {
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title: "Ignore the zoom argument in destinations",
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description:
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"When enabled it will maintain the currently active zoom level, rather than letting the PDF document modify it, when navigating to internal destinations.",
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},
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pageColorsBackground: {
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description:
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"The color is a string as defined in CSS. Its goal is to help improve readability in high contrast mode",
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},
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pageColorsForeground: {
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description:
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"The color is a string as defined in CSS. Its goal is to help improve readability in high contrast mode",
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},
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pdfBugEnabled: {
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title: "Enable debugging tools",
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description: "Whether to enable debugging tools.",
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},
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scrollModeOnLoad: {
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title: "Scroll mode on load",
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description:
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"Controls how the viewer scrolls upon load.\n -1 = Default (uses the last position if available/enabled).\n 0 = Vertical scrolling.\n 1 = Horizontal scrolling.\n 2 = Wrapped scrolling.\n 3 = Page scrolling.",
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enum: [-1, 0, 1, 2, 3],
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},
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sidebarViewOnLoad: {
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title: "Sidebar state on load",
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description:
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"Controls the state of the sidebar upon load.\n -1 = Default (uses PageMode if available, otherwise the last position if available/enabled).\n 0 = Do not show sidebar.\n 1 = Show thumbnails in sidebar.\n 2 = Show document outline in sidebar.\n 3 = Show attachments in sidebar.",
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enum: [-1, 0, 1, 2, 3],
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},
|
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spreadModeOnLoad: {
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title: "Spread mode on load",
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description:
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"Whether the viewer should join pages into spreads upon load.\n -1 = Default (uses the last position if available/enabled).\n 0 = No spreads.\n 1 = Odd spreads.\n 2 = Even spreads.",
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enum: [-1, 0, 1, 2],
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},
|
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textLayerMode: {
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title: "Text layer mode",
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description:
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"Controls if the text layer is enabled, and the selection mode that is used.\n 0 = Disabled.\n 1 = Enabled.",
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enum: [0, 1],
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},
|
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viewerCssTheme: {
|
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title: "Theme",
|
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description:
|
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"The theme to use.\n0 = Use system theme.\n1 = Light theme.\n2 = Dark theme.",
|
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enum: [0, 1, 2],
|
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},
|
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viewOnLoad: {
|
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title: "View position on load",
|
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description:
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"The position in the document upon load.\n -1 = Default (uses OpenAction if available, otherwise equal to `viewOnLoad = 0`).\n 0 = The last viewed page/position.\n 1 = The initial page/position.",
|
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enum: [-1, 0, 1],
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},
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};
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// Deprecated keys are allowed in the managed preferences file.
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// The code maintainer is responsible for adding migration logic to
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// extensions/chromium/options/migration.js and web/chromecom.js .
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const deprecatedPrefs = {
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disablePageMode: {
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description: "DEPRECATED.",
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type: "boolean",
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default: false,
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},
|
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disableTextLayer: {
|
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description:
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"DEPRECATED. Set textLayerMode to 0 to disable the text selection layer by default.",
|
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type: "boolean",
|
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default: false,
|
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},
|
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enableHandToolOnLoad: {
|
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description:
|
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"DEPRECATED. Set cursorToolOnLoad to 1 to enable the hand tool by default.",
|
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type: "boolean",
|
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default: false,
|
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},
|
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showPreviousViewOnLoad: {
|
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description:
|
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"DEPRECATED. Set viewOnLoad to 1 to disable showing the last page/position on load.",
|
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type: "boolean",
|
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default: true,
|
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},
|
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};
|
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|
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function buildPrefsSchema(prefs) {
|
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const properties = Object.create(null);
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|
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for (const name in prefs) {
|
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const pref = prefs[name];
|
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let type = typeof pref;
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|
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switch (type) {
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case "boolean":
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case "string":
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break;
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case "number":
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type = "integer";
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break;
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default:
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throw new Error(`Invalid type (${type}) for "${name}"-preference.`);
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}
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const metadata = prefsMetadata[name];
|
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if (metadata) {
|
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let numMetadataKeys = 0;
|
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// Do some (very basic) validation of the metadata.
|
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for (const key in metadata) {
|
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const entry = metadata[key];
|
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|
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switch (key) {
|
||||
case "default":
|
||||
case "type":
|
||||
throw new Error(
|
||||
`Invalid key (${key}) in metadata for "${name}"-preference.`
|
||||
);
|
||||
case "description":
|
||||
if (entry.startsWith("DEPRECATED.")) {
|
||||
throw new Error(
|
||||
`The \`description\` of the "${name}"-preference cannot begin with "DEPRECATED."`
|
||||
);
|
||||
}
|
||||
break;
|
||||
}
|
||||
numMetadataKeys++;
|
||||
}
|
||||
if (numMetadataKeys === 0) {
|
||||
throw new Error(
|
||||
`No metadata for "${name}"-preference, remove the entry.`
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
properties[name] = {
|
||||
type,
|
||||
default: pref,
|
||||
...metadata,
|
||||
};
|
||||
}
|
||||
|
||||
for (const name in prefsMetadata) {
|
||||
if (!properties[name]) {
|
||||
// Do *not* throw here, since keeping the metadata up-to-date should be
|
||||
// the responsibility of the CHROMIUM-addon maintainer.
|
||||
console.error(
|
||||
`The "${name}"-preference was removed, add it to \`deprecatedPrefs\` instead.\n`
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
for (const name in deprecatedPrefs) {
|
||||
const entry = deprecatedPrefs[name];
|
||||
|
||||
if (properties[name]) {
|
||||
throw new Error(
|
||||
`The "${name}"-preference should not be listed as deprecated.`
|
||||
);
|
||||
}
|
||||
if (!entry.description?.startsWith("DEPRECATED.")) {
|
||||
throw new Error(
|
||||
`The \`description\` of the deprecated "${name}"-preference must begin with "DEPRECATED."`
|
||||
);
|
||||
}
|
||||
for (const key of ["default", "type"]) {
|
||||
if (key in entry) {
|
||||
continue;
|
||||
}
|
||||
throw new Error(
|
||||
`A \`${key}\` entry must be provided for the deprecated "${name}"-preference.`
|
||||
);
|
||||
}
|
||||
properties[name] = entry;
|
||||
}
|
||||
|
||||
return {
|
||||
type: "object",
|
||||
properties,
|
||||
};
|
||||
}
|
||||
|
||||
export { buildPrefsSchema };
|
||||
101
gulpfile.mjs
101
gulpfile.mjs
@ -20,6 +20,7 @@ import {
|
||||
import { exec, execSync, spawn, spawnSync } from "child_process";
|
||||
import autoprefixer from "autoprefixer";
|
||||
import babel from "@babel/core";
|
||||
import { buildPrefsSchema } from "./external/chromium/prefs.mjs";
|
||||
import crypto from "crypto";
|
||||
import fs from "fs";
|
||||
import gulp from "gulp";
|
||||
@ -452,51 +453,6 @@ function getVersionJSON() {
|
||||
return JSON.parse(fs.readFileSync(BUILD_DIR + "version.json").toString());
|
||||
}
|
||||
|
||||
function checkChromePreferencesFile(chromePrefsPath, webPrefs) {
|
||||
const chromePrefs = JSON.parse(fs.readFileSync(chromePrefsPath).toString());
|
||||
const chromePrefsKeys = Object.keys(chromePrefs.properties).filter(key => {
|
||||
const description = chromePrefs.properties[key].description;
|
||||
// Deprecated keys are allowed in the managed preferences file.
|
||||
// The code maintainer is responsible for adding migration logic to
|
||||
// extensions/chromium/options/migration.js and web/chromecom.js .
|
||||
return !description?.startsWith("DEPRECATED.");
|
||||
});
|
||||
|
||||
let ret = true;
|
||||
// Verify that every entry in webPrefs is also in preferences_schema.json.
|
||||
for (const [key, value] of Object.entries(webPrefs)) {
|
||||
if (!chromePrefsKeys.includes(key)) {
|
||||
// Note: this would also reject keys that are present but marked as
|
||||
// DEPRECATED. A key should not be marked as DEPRECATED if it is still
|
||||
// listed in webPrefs.
|
||||
ret = false;
|
||||
console.log(
|
||||
`Warning: ${chromePrefsPath} does not contain an entry for pref: ${key}`
|
||||
);
|
||||
} else if (chromePrefs.properties[key].default !== value) {
|
||||
ret = false;
|
||||
console.log(
|
||||
`Warning: not the same values (for "${key}"): ` +
|
||||
`${chromePrefs.properties[key].default} !== ${value}`
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
// Verify that preferences_schema.json does not contain entries that are not
|
||||
// in webPrefs (app_options.js).
|
||||
for (const key of chromePrefsKeys) {
|
||||
if (!(key in webPrefs)) {
|
||||
ret = false;
|
||||
console.log(
|
||||
`Warning: ${chromePrefsPath} contains an unrecognized pref: ${key}. ` +
|
||||
`Remove it, or prepend "DEPRECATED. " and add migration logic to ` +
|
||||
`extensions/chromium/options/migration.js and web/chromecom.js.`
|
||||
);
|
||||
}
|
||||
}
|
||||
return ret;
|
||||
}
|
||||
|
||||
function createMainBundle(defines) {
|
||||
const mainFileConfig = createWebpackConfig(defines, {
|
||||
filename: defines.MINIFIED ? "pdf.min.mjs" : "pdf.mjs",
|
||||
@ -1490,6 +1446,16 @@ gulp.task(
|
||||
)
|
||||
);
|
||||
|
||||
function createChromiumPrefsSchema() {
|
||||
const prefs = getDefaultPreferences("chromium/");
|
||||
const chromiumPrefs = buildPrefsSchema(prefs);
|
||||
|
||||
return createStringSource(
|
||||
"preferences_schema.json",
|
||||
JSON.stringify(chromiumPrefs, null, 2)
|
||||
);
|
||||
}
|
||||
|
||||
gulp.task(
|
||||
"chromium",
|
||||
gulp.series(
|
||||
@ -1582,14 +1548,12 @@ gulp.task(
|
||||
.pipe(replace(/\bPDFJSSCRIPT_VERSION\b/g, version))
|
||||
.pipe(gulp.dest(CHROME_BUILD_DIR)),
|
||||
gulp
|
||||
.src(
|
||||
[
|
||||
"extensions/chromium/**/*.{html,js,css,png}",
|
||||
"extensions/chromium/preferences_schema.json",
|
||||
],
|
||||
{ base: "extensions/chromium/", encoding: false }
|
||||
)
|
||||
.src(["extensions/chromium/**/*.{html,js,css,png}"], {
|
||||
base: "extensions/chromium/",
|
||||
encoding: false,
|
||||
})
|
||||
.pipe(gulp.dest(CHROME_BUILD_DIR)),
|
||||
createChromiumPrefsSchema().pipe(gulp.dest(CHROME_BUILD_DIR)),
|
||||
]);
|
||||
}
|
||||
)
|
||||
@ -2124,39 +2088,6 @@ gulp.task(
|
||||
})
|
||||
);
|
||||
|
||||
gulp.task(
|
||||
"lint-chromium",
|
||||
gulp.series(
|
||||
function scriptingLintChromium() {
|
||||
const defines = {
|
||||
...DEFINES,
|
||||
CHROME: true,
|
||||
SKIP_BABEL: false,
|
||||
TESTING: false,
|
||||
};
|
||||
return buildDefaultPreferences(defines, "lint-chromium/");
|
||||
},
|
||||
async function prefsLintChromium() {
|
||||
await parseDefaultPreferences("lint-chromium/");
|
||||
},
|
||||
function runLintChromium(done) {
|
||||
console.log();
|
||||
console.log("### Checking supplemental Chromium files");
|
||||
|
||||
if (
|
||||
!checkChromePreferencesFile(
|
||||
"extensions/chromium/preferences_schema.json",
|
||||
getDefaultPreferences("lint-chromium/")
|
||||
)
|
||||
) {
|
||||
done(new Error("chromium/preferences_schema is not in sync."));
|
||||
return;
|
||||
}
|
||||
done();
|
||||
}
|
||||
)
|
||||
);
|
||||
|
||||
gulp.task("dev-wasm", function () {
|
||||
const VIEWER_WASM_OUTPUT = "web/wasm/";
|
||||
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user