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authorNik Nyby <nikolas@gnu.org>2015-01-17 17:12:36 -0500
committerNik Nyby <nikolas@gnu.org>2015-01-17 17:12:36 -0500
commitada88090ead2c3b9d0804794c5f20f9b24d1c2b1 (patch)
tree2838a7eee6c5d74094216acebd86915e0ea1de42 /lib/html_script_finder/dom_handler/script_object.js
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Import to new git repository
The old repository was using almost 100mb of space because of all the unnecessary files in the history. So I've imported the code to a new git repository. Unfortunately the history isn't viewable from this repository anymore. To see what happened with LibreJS before 2015, see the old Bazaar repo here: http://bzr.savannah.gnu.org/lh/librejs/
Diffstat (limited to 'lib/html_script_finder/dom_handler/script_object.js')
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diff --git a/lib/html_script_finder/dom_handler/script_object.js b/lib/html_script_finder/dom_handler/script_object.js
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+/**
+ * GNU LibreJS - A browser add-on to block nonfree nontrivial JavaScript.
+ * *
+ * Copyright (C) 2011, 2012, 2013, 2014 Loic J. Duros
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+var removedScripts = require("script_entries/removed_scripts").removedScripts;
+
+var acceptedScripts = require("script_entries/accepted_scripts")
+ .acceptedScripts;
+var dryRunScripts = require("script_entries/dryrun_scripts").dryRunScripts;
+
+var Script = function(props) {
+ // can be an attribute, an inline script,
+ // or an external script.
+ this.type = null;
+
+ /*
+ * Script.status - The script's current status.
+ *
+ * Possible values are:
+ *
+ * 0 - unchecked
+ * 1 - checked
+ * 2 - accepted
+ * 3 - rejected
+ * 4 - jsweblabel
+ *
+ * See script_properties.js for definitions.
+ */
+ this.status = null;
+
+ // contains the dom element
+ this.element = null;
+
+ // the attribute name, if applicable.
+ this.attribute = null;
+
+ // the script text as a string.
+ this.value = null;
+
+ // the src url if external.
+ this.url = null;
+
+ // the script text if inline.
+ this.text = null;
+
+ this.init(props);
+};
+
+Script.prototype.init = function(props) {
+ // check the required elements are present.
+ if (typeof props === 'undefined') {
+ throw "Error, missing script entry value in script_object.js";
+ }
+
+ // required properties
+ if (typeof props.type !== 'undefined') {
+ this.type = props.type;
+ } else {
+ throw "type is missing";
+ }
+
+ if (typeof props.status !== 'undefined') {
+ this.status = props.status;
+ } else {
+ throw "status is missing";
+ }
+
+ if (typeof props.element !== 'undefined') {
+ this.element = props.element;
+ } else {
+ throw "element is missing";
+ }
+
+ // conditional properties.
+ this.url = (props.url) ? props.url : null;
+ this.text = (props.text) ? props.text : null;
+ this.jsAttributes = (props.jsAttributes) ? props.jsAttributes : null;
+
+ if (typeof this.text !== 'string' &&
+ this.tree !== null &&
+ typeof this.tree === 'object' &&
+ this.tree.hasOwnProperty('jsCode')
+ ) {
+ this.text = this.tree.jsCode;
+ }
+};
+
+Script.prototype.tagAsDryRun = function(pageURL, reason, hash) {
+ var content = this.findContentType();
+ var inline = (this.url != undefined) ? false : true;
+ var url = (inline == false ? this.url : null);
+ console.debug("url is", url);
+ this.element.setAttribute('data-librejs', 'dryrun');
+ this.element.setAttribute('data-librejs-reason', reason);
+
+ dryRunScripts.addAScript(
+ pageURL,
+ {'inline': inline,
+ 'contents': content,
+ 'reason': reason,
+ 'url': url,
+ 'hash': hash
+ });
+};
+
+Script.prototype.tagAsAccepted = function(pageURL, reason, hash) {
+ var content = this.findContentType();
+ var inline = (this.url != undefined) ? false : true;
+ var url = (inline == false ? this.url : null);
+ console.debug("url is", url);
+ this.element.setAttribute('data-librejs', 'accepted');
+ this.element.setAttribute('data-librejs-reason', reason);
+
+ acceptedScripts.addAScript(
+ pageURL,
+ {'inline': inline,
+ 'contents': content,
+ 'reason': reason,
+ 'url': url,
+ 'hash': hash
+ });
+
+};
+
+Script.prototype.tagAsRemoved = function(pageURL, reason, hash) {
+ var content = this.findContentType();
+ var inline = (this.url != undefined) ? false : true;
+ var url = (inline == false ? this.url : null);
+ this.element.setAttribute('data-librejs', 'rejected');
+ this.element.setAttribute('data-librejs-reason', reason);
+ console.debug("tagAsRemoved hash is", hash);
+ removedScripts.addAScript(pageURL, {
+ 'inline': inline,
+ 'contents': content,
+ 'reason': reason,
+ 'url': url,
+ 'hash': hash
+ });
+
+};
+
+Script.prototype.tagAsDryRun = function(pageURL, reason, hash) {
+ var content = this.findContentType();
+ var inline = (this.url != undefined) ? false : true;
+ var url = (inline == false ? this.url : null);
+ this.element.setAttribute('data-librejs', 'dryrun');
+ this.element.setAttribute('data-librejs-reason', reason);
+
+ dryRunScripts.addAScript(
+ pageURL,
+ {'inline': inline,
+ 'contents': content,
+ 'reason': reason,
+ 'url': url,
+ 'hash': hash
+ });
+};
+
+/**
+ * removeNarcissusBugLine
+ *
+ * Removes the line that is appended to all
+ * inline scripts and prevent the bug that prevent
+ * script tags with comments only from being checked.
+ *
+ */
+Script.prototype.removeNarcissusBugLine = function(str) {
+ return str.replace('\n\nthis.narcissusBugFixLibreJS', '');
+};
+
+/**
+ * findContentType
+ *
+ * Figure out whether it's an external script,
+ * an inline script, or an attribute from the property
+ * that has been set, rather than blindly trusting the given
+ * constant.
+ */
+Script.prototype.findContentType = function() {
+ if (this.url != undefined) {
+ return "";
+ } else if (this.text != undefined) {
+ return this.element.text;
+ } else if (this.jsAttributes != undefined) {
+ // return the array.
+ return JSON.stringify(this.jsAttributes);
+ }
+};
+
+exports.Script = function(props) {
+ return new Script(props);
+};