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fix open pdf rotocol handler for Z standalone
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Joscha Legewie
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May 9, 2013
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,98 @@ | ||
| var OpenPDFExtension = new function(){ | ||
| this.newChannel = newChannel; | ||
| // this.__defineGetter__('loadAsChrome', function () { return false; }); | ||
|
|
||
| function newChannel(uri) { | ||
| // get components | ||
| var ios = Components.classes["@mozilla.org/network/io-service;1"]; | ||
| var Zotero = Components.classes["@zotero.org/Zotero;1"] | ||
| .getService(Components.interfaces.nsISupports) | ||
| .wrappedJSObject; | ||
| var zz = Zotero.ZotFile; | ||
| generateContent:try { | ||
| // get arguments from uri | ||
| // e.g. zotero://open-pdf/0_EFWJW9U7 | ||
| var [key, page] = uri.path.substr(1).split('/'); | ||
| // exit if no key | ||
| if(!key) return; | ||
| // get zotero item from key | ||
| var lkh = Zotero.Items.parseLibraryKeyHash(key); | ||
| if (!lkh) return; | ||
| var item = Zotero.Items.getByLibraryAndKey(lkh.libraryID, lkh.key); | ||
| if(item==false) return; | ||
| // if attachment, open file and go to page | ||
| if(!item.isAttachment()) return; | ||
| // get file and path | ||
| var file = item.getFile(); | ||
| var path = file.path; | ||
| // check whether pdf file | ||
| if(path.indexOf('.pdf')==-1) return; | ||
| // open pdf and go to page (system specific) | ||
| if(Zotero.isMac) { | ||
| // open pdf file | ||
| zz.runProcess('/usr/bin/open', ['-a', 'Preview', path]); | ||
| // go to page using applescript | ||
| var args = [ | ||
| '-e', 'tell app "Preview" to activate', | ||
| '-e', 'tell app "System Events" to keystroke "g" using {option down, command down}', | ||
| '-e', 'tell app "System Events" to keystroke "' + page + '"', | ||
| '-e', 'tell app "System Events" to keystroke return'] | ||
| if (page) zz.runProcess('/usr/bin/osascript', args, false) | ||
| } | ||
| if(Zotero.isWin) { | ||
| // path to Adobe Reader | ||
| // 'C:\Program Files (x86)\Adobe\Reader 10.0\Reader\AcroRd32.exe' | ||
| // http://stackoverflow.com/questions/11934159/how-extension-can-read-the-registry | ||
| var wrk = Components.classes["@mozilla.org/windows-registry-key;1"] | ||
| .createInstance(Components.interfaces.nsIWindowsRegKey); | ||
| wrk.open(wrk.ROOT_KEY_LOCAL_MACHINE, | ||
| "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\App Paths", | ||
| wrk.ACCESS_READ); | ||
| var acrobat = wrk.readStringValue("AcroRd32.exe"); | ||
| wrk.close(); | ||
| // open pdf file on page | ||
| zz.runProcess(acrobat, ['/A','"path=' + page + '"', path]) | ||
| } | ||
| if(Zotero.isLinux) { | ||
| var cmd = zz.prefs.getCharPref('pdfExtraction.openPdfLinux'); | ||
| // try okular and evince when nothing is set | ||
| if (cmd=="") { | ||
| // try okular | ||
| if (zz.fileExists('/usr/bin/okular')) { | ||
| zz.runProcess('/usr/bin/okular', ['-p', page, path]); | ||
| } | ||
| // try evince | ||
| else { | ||
| if (zz.fileExists('/usr/bin/evince')) { | ||
| zz.runProcess('/usr/bin/evince', ['-p', page, path]); | ||
| } | ||
| else { | ||
| zz.infoWindow('Zotfile', zz.ZFgetString('general.open.pdf')); | ||
| } | ||
| } | ||
| } | ||
| // user defined command | ||
| else { | ||
| // process option to correct format | ||
| // e.g. cmd = '/usr/bin/okular -p %(page) %(path)'; | ||
| cmd = cmd.split(' ') | ||
| .map(function(str) { | ||
| return str_format(str, {'page': page, 'path': path}); | ||
| }); | ||
| // run process | ||
| var ex = zz.runProcess(cmd[0], cmd.slice(1)); | ||
| if(ex==-1) zz.infoWindow('Zotfile', zz.ZFgetString('general.open.pdf')); | ||
| } | ||
| } | ||
| } | ||
| catch (e) { | ||
| Zotero.debug(e); | ||
| throw (e); | ||
| } | ||
| } | ||
| }; | ||
|
|
||
| var zotero_ext = Components.classes["@mozilla.org/network/protocol;1?name=zotero"].getService(); | ||
| var OpenPDFSpec = "zotero://open-pdf" | ||
| zotero_ext.wrappedJSObject._extensions[OpenPDFSpec] = OpenPDFExtension; | ||
|
|
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