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Merge pull request #2368 from ether/hook_for_exportHTMLStyles 

Hook for export html styles
This commit is contained in:
John McLear 2014-12-22 02:32:50 +00:00
parent ee3f3b8060 fdc930de3d
commit 70ba525430
6 changed files with 129 additions and 26 deletions
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16
doc/api/hooks_client-side.md
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@ -80,6 +80,22 @@ This hook is called during the attribute processing procedure, and should be use
The return value for this function should be a list of classes, which will then be parsed into a valid class string.
## aceAttribClasses
Called from: src/static/js/linestylefilter.js
Things in context:
1. Attributes - Object of Attributes
This hook is called when attributes are investigated on a line. It is useful if you want to add another attribute type or property type to a pad.
Example:
```
exports.aceAttribClasses = function(hook_name, attr, cb){
attr.sub = 'tag:sub';
cb(attr);
}
```
## aceGetFilterStack
Called from: src/static/js/linestylefilter.js

52
doc/api/hooks_server-side.md
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@ -247,6 +247,40 @@ Things in context:
This hook will allow a plug-in developer to re-write each line when exporting to HTML.
## stylesForExport
Called from: src/node/utils/ExportHtml.js
Things in context:
1. padId - The Pad Id
This hook will allow a plug-in developer to append Styles to the Exported HTML.
Example:
```
exports.stylesForExport = function(hook, padId, cb){
cb("body{font-size:13.37em !important}");
}
```
## aceAttribClasses
Called from: src/static/js/linestylefilter.js
Things in context:
1. Attributes - Object of Attributes
This hook is called when attributes are investigated on a line. It is useful if you want to add another attribute type or property type to a pad.
Example:
```
exports.aceAttribClasses = function(hook_name, attr, cb){
attr.sub = 'tag:sub';
cb(attr);
}
```
## exportFileName
Called from src/node/handler/ExportHandler.js
@ -264,6 +298,24 @@ exports.exportFileName = function(hook, padId, callback){
}
```
## exportHtmlAdditionalTags
Called from src/node/utils/ExportHtml.js
Things in context:
1. Pad object
This hook will allow a plug-in developer to include more properties and attributes to support during HTML Export. An Array should be returned.
Example:
```
// Add the props to be supported in export
exports.exportHtmlAdditionalTags = function(hook, pad, cb){
var padId = pad.id;
cb(["massive","jugs"]);
};
## userLeave
Called from src/node/handler/PadMessageHandler.js

66
src/node/utils/ExportHtml.js
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@ -78,6 +78,14 @@ function getHTMLFromAtext(pad, atext, authorColors)
var tags = ['h1', 'h2', 'strong', 'em', 'u', 's'];
var props = ['heading1', 'heading2', 'bold', 'italic', 'underline', 'strikethrough'];
hooks.aCallAll("exportHtmlAdditionalTags", pad, function(err, newProps){
newProps.forEach(function (propName, i){
tags.push(propName);
props.push(propName);
});
});
// holds a map of used styling attributes (*1, *2, etc) in the apool
// and maps them to an index in props
// *3:2 -> the attribute *3 means strong
@ -425,32 +433,40 @@ exports.getPadHTMLDocument = function (padId, revNum, noDocType, callback)
{
if(ERR(err, callback)) return;
var head =
(noDocType ? '' : '<!doctype html>\n') +
'<html lang="en">\n' + (noDocType ? '' : '<head>\n' +
'<title>' + Security.escapeHTML(padId) + '</title>\n' +
'<meta charset="utf-8">\n' +
'<style> * { font-family: arial, sans-serif;\n' +
'font-size: 13px;\n' +
'line-height: 17px; }' +
'ul.indent { list-style-type: none; }' +
'ol { list-style-type: decimal; }' +
'ol ol { list-style-type: lower-latin; }' +
'ol ol ol { list-style-type: lower-roman; }' +
'ol ol ol ol { list-style-type: decimal; }' +
'ol ol ol ol ol { list-style-type: lower-latin; }' +
'ol ol ol ol ol ol{ list-style-type: lower-roman; }' +
'ol ol ol ol ol ol ol { list-style-type: decimal; }' +
'ol ol ol ol ol ol ol ol{ list-style-type: lower-latin; }' +
'</style>\n' + '</head>\n') +
'<body>';
var stylesForExportCSS = "";
// Include some Styles into the Head for Export
hooks.aCallAll("stylesForExport", padId, function(err, stylesForExport){
stylesForExport.forEach(function(css){
stylesForExportCSS += css;
});
// Core inclusion of head etc.
var head =
(noDocType ? '' : '<!doctype html>\n') +
'<html lang="en">\n' + (noDocType ? '' : '<head>\n' +
'<title>' + Security.escapeHTML(padId) + '</title>\n' +
'<meta charset="utf-8">\n' +
'<style> * { font-family: arial, sans-serif;\n' +
'font-size: 13px;\n' +
'line-height: 17px; }' +
'ul.indent { list-style-type: none; }' +
'ol { list-style-type: decimal; }' +
'ol ol { list-style-type: lower-latin; }' +
'ol ol ol { list-style-type: lower-roman; }' +
'ol ol ol ol { list-style-type: decimal; }' +
'ol ol ol ol ol { list-style-type: lower-latin; }' +
'ol ol ol ol ol ol{ list-style-type: lower-roman; }' +
'ol ol ol ol ol ol ol { list-style-type: decimal; }' +
'ol ol ol ol ol ol ol ol{ list-style-type: lower-latin; }' +
stylesForExportCSS +
'</style>\n' + '</head>\n') +
'<body>';
var foot = '</body>\n</html>\n';
var foot = '</body>\n</html>\n';
getPadHTML(pad, revNum, function (err, html)
{
if(ERR(err, callback)) return;
callback(null, head + html + foot);
getPadHTML(pad, revNum, function (err, html)
{
if(ERR(err, callback)) return;
callback(null, head + html + foot);
});
});
});
};

11
src/static/css/pad.css
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@ -105,6 +105,17 @@ a img {
-moz-box-shadow: 0 0 8px rgba(0,0,0,.1) inset;
box-shadow: 0 0 8px rgba(0,0,0,.1) inset;
}
.toolbar ul li .activeButton {
background: #eee;
background: -webkit-linear-gradient(#ddd, #fff);
background: -moz-linear-gradient(#ddd, #fff);
background: -o-linear-gradient(#ddd, #fff);
background: -ms-linear-gradient(#ddd, #fff);
background: linear-gradient(#ddd, #fff);
-webkit-box-shadow: 0 0 8px rgba(0,0,0,.1) inset;
-moz-box-shadow: 0 0 8px rgba(0,0,0,.1) inset;
box-shadow: 0 0 8px rgba(0,0,0,.1) inset;
}
.toolbar ul li a {
background: #fff;
background: -webkit-linear-gradient(#fff, #f0f0f0);

2
src/static/js/broadcast.js
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@ -27,6 +27,7 @@ var Changeset = require('./Changeset');
var linestylefilter = require('./linestylefilter').linestylefilter;
var colorutils = require('./colorutils').colorutils;
var _ = require('./underscore');
var hooks = require('./pluginfw/hooks');
// These parameters were global, now they are injected. A reference to the
// Timeslider controller would probably be more appropriate.
@ -534,6 +535,7 @@ function loadBroadcastJS(socket, sendSocketMsg, fireWhenAllScriptsAreLoaded, Bro
var savedRev = obj.savedRev;
BroadcastSlider.addSavedRevision(savedRev.revNum, savedRev);
}
hooks.callAll('handleClientTimesliderMessage_' + obj.type, {payload: obj});
}
else if(obj.type == "CHANGESET_REQ")
{

8
src/static/js/linestylefilter.js
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@ -34,7 +34,6 @@ var linestylefilter = {};
var _ = require('./underscore');
var AttributeManager = require('./AttributeManager');
linestylefilter.ATTRIB_CLASSES = {
'bold': 'tag:b',
'italic': 'tag:i',
@ -59,6 +58,13 @@ linestylefilter.getAuthorClassName = function(author)
linestylefilter.getLineStyleFilter = function(lineLength, aline, textAndClassFunc, apool)
{
// Plugin Hook to add more Attrib Classes
hooks.aCallAll('aceAttribClasses', linestylefilter.ATTRIB_CLASSES, function(err, ATTRIB_CLASSES){
if(ATTRIB_CLASSES){
linestylefilter.ATTRIB_CLASSES = ATTRIB_CLASSES[0];
}
});
if (lineLength == 0) return textAndClassFunc;
var nextAfterAuthorColors = textAndClassFunc;