Proyectos de Subversion Moodle

// This file is part of Moodle - http://moodle.org/

//

// Moodle 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.

//

// Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.

/*

 * @package    atto_charmap

 * @copyright  2014 Frédéric Massart

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

/**

 * Atto text editor character map plugin

 *

 * @module moodle-atto_charmap-button

 */

var COMPONENTNAME = 'atto_charmap',

    CSS = {

        BUTTON: 'atto_charmap_character',

        CHARMAP: 'atto_charmap_selector'

    },

    /*

     * Map of special characters, kindly borrowed from TinyMCE.

     *

     * Each entries contains in order:

     * - {String} HTML code

     * - {String} HTML numerical code

     * - {Boolean} Whether or not to include it in the list

     * - {String} The language string key

     *

     * @property CHARMAP

     * @type {Array}

     */

    CHARMAP = [

        [' ', ' ', true, 'nobreakspace'],

        ['&', '&', true, 'ampersand'],

        ['"', '"', true, 'quotationmark'],

        ['‽', '‽', true, 'interrobang'],

        // Finance.

        ['¢', '¢', true, 'centsign'],

        ['€', '€', true, 'eurosign'],

        ['£', '£', true, 'poundsign'],

        ['¥', '¥', true, 'yensign'],

        // Signs.

        ['©', '©', true, 'copyrightsign'],

        ['®', '®', true, 'registeredsign'],

        ['™', '™', true, 'trademarksign'],

        ['‰', '‰', true, 'permillesign'],

        ['µ', 'µ', true, 'microsign'],

        ['·', '·', true, 'middledot'],

        ['•', '•', true, 'bullet'],

        ['…', '…', true, 'threedotleader'],

        ['′', '′', true, 'minutesfeet'],

        ['″', '″', true, 'secondsinches'],

        ['§', '§', true, 'sectionsign'],

        ['¶', '¶', true, 'paragraphsign'],

        ['ß', 'ß', true, 'sharpsesszed'],

        // Quotations.

        ['‹', '‹', true, 'singleleftpointinganglequotationmark'],

        ['›', '›', true, 'singlerightpointinganglequotationmark'],

        ['«', '«', true, 'leftpointingguillemet'],

        ['»', '»', true, 'rightpointingguillemet'],

        ['‘', '‘', true, 'leftsinglequotationmark'],

        ['’', '’', true, 'rightsinglequotationmark'],

        ['“', '“', true, 'leftdoublequotationmark'],

        ['”', '”', true, 'rightdoublequotationmark'],

        ['‚', '‚', true, 'singlelow9quotationmark'],

        ['„', '„', true, 'doublelow9quotationmark'],

        ['<', '<', true, 'lessthansign'],

        ['>', '>', true, 'greaterthansign'],

        ['≤', '≤', true, 'lessthanorequalto'],

        ['≥', '≥', true, 'greaterthanorequalto'],

        ['–', '–', true, 'endash'],

        ['—', '—', true, 'emdash'],

        ['¯', '¯', true, 'macron'],

        ['‾', '‾', true, 'overline'],

        ['¤', '¤', true, 'currencysign'],

        ['¦', '¦', true, 'brokenbar'],

        ['¨', '¨', true, 'diaeresis'],

        ['¡', '¡', true, 'invertedexclamationmark'],

        ['¿', '¿', true, 'turnedquestionmark'],

        ['ˆ', 'ˆ', true, 'circumflexaccent'],

        ['˜', '˜', true, 'smalltilde'],

        ['°', '°', true, 'degreesign'],

        ['−', '−', true, 'minussign'],

        ['±', '±', true, 'plusminussign'],

        ['÷', '÷', true, 'divisionsign'],

        ['⁄', '⁄', true, 'fractionslash'],

        ['×', '×', true, 'multiplicationsign'],

        ['¹', '¹', true, 'superscriptone'],

        ['²', '²', true, 'superscripttwo'],

        ['³', '³', true, 'superscriptthree'],

        ['¼', '¼', true, 'fractiononequarter'],

        ['½', '½', true, 'fractiononehalf'],

        ['¾', '¾', true, 'fractionthreequarters'],

        // Math / logical.

        ['ƒ', 'ƒ', true, 'functionflorin'],

        ['∫', '∫', true, 'integral'],

        ['∑', '∑', true, 'narysumation'],

        ['∞', '∞', true, 'infinity'],

        ['√', '√', true, 'squareroot'],

        ['∼', '∼', false, 'similarto'],

        ['≅', '≅', false, 'approximatelyequalto'],

        ['≈', '≈', true, 'almostequalto'],

        ['≠', '≠', true, 'notequalto'],

        ['≡', '≡', true, 'identicalto'],

        ['∈', '∈', false, 'elementof'],

        ['∉', '∉', false, 'notanelementof'],

        ['∋', '∋', false, 'containsasmember'],

        ['∏', '∏', true, 'naryproduct'],

        ['∧', '∧', false, 'logicaland'],

        ['∨', '∨', false, 'logicalor'],

        ['¬', '¬', true, 'notsign'],

        ['∩', '∩', true, 'intersection'],

        ['∪', '∪', false, 'union'],

        ['∂', '∂', true, 'partialdifferential'],

        ['∀', '∀', false, 'forall'],

        ['∃', '∃', false, 'thereexists'],

        ['∅', '∅', false, 'diameter'],

        ['∇', '∇', false, 'backwarddifference'],

        ['∗', '∗', false, 'asteriskoperator'],

        ['∝', '∝', false, 'proportionalto'],

        ['∠', '∠', false, 'angle'],

        // Undefined.

        ['´', '´', true, 'acuteaccent'],

        ['¸', '¸', true, 'cedilla'],

        ['ª', 'ª', true, 'feminineordinalindicator'],

        ['º', 'º', true, 'masculineordinalindicator'],

        ['†', '†', true, 'dagger'],

        ['‡', '‡', true, 'doubledagger'],

        // Alphabetical special chars.

        ['À', 'À', true, 'agrave_caps'],

        ['Á', 'Á', true, 'aacute_caps'],

        ['Â', 'Â', true, 'acircumflex_caps'],

        ['Ã', 'Ã', true, 'atilde_caps'],

        ['Ä', 'Ä', true, 'adiaeresis_caps'],

        ['Å', 'Å', true, 'aringabove_caps'],

        ['Ā', 'Ā', true, 'amacron_caps'],

        ['Æ', 'Æ', true, 'ligatureae_caps'],

        ['Ç', 'Ç', true, 'ccedilla_caps'],

        ['È', 'È', true, 'egrave_caps'],

        ['É', 'É', true, 'eacute_caps'],

        ['Ê', 'Ê', true, 'ecircumflex_caps'],

        ['Ë', 'Ë', true, 'ediaeresis_caps'],

        ['Ē', 'Ē', true, 'emacron_caps'],

        ['Ì', 'Ì', true, 'igrave_caps'],

        ['Í', 'Í', true, 'iacute_caps'],

        ['Î', 'Î', true, 'icircumflex_caps'],

        ['Ï', 'Ï', true, 'idiaeresis_caps'],

        ['Ī', 'Ī', true, 'imacron_caps'],

        ['Ð', 'Ð', true, 'eth_caps'],

        ['Ñ', 'Ñ', true, 'ntilde_caps'],

        ['Ò', 'Ò', true, 'ograve_caps'],

        ['Ó', 'Ó', true, 'oacute_caps'],

        ['Ô', 'Ô', true, 'ocircumflex_caps'],

        ['Õ', 'Õ', true, 'otilde_caps'],

        ['Ö', 'Ö', true, 'odiaeresis_caps'],

        ['Ø', 'Ø', true, 'oslash_caps'],

        ['Ō', 'Ō', true, 'omacron_caps'],

        ['Œ', 'Œ', true, 'ligatureoe_caps'],

        ['Š', 'Š', true, 'scaron_caps'],

        ['Ù', 'Ù', true, 'ugrave_caps'],

        ['Ú', 'Ú', true, 'uacute_caps'],

        ['Û', 'Û', true, 'ucircumflex_caps'],

        ['Ü', 'Ü', true, 'udiaeresis_caps'],

        ['Ū', 'Ū', true, 'umacron_caps'],

        ['Ý', 'Ý', true, 'yacute_caps'],

        ['Ÿ', 'Ÿ', true, 'ydiaeresis_caps'],

        ['Þ', 'Þ', true, 'thorn_caps'],

        ['à', 'à', true, 'agrave'],

        ['á', 'á', true, 'aacute'],

        ['â', 'â', true, 'acircumflex'],

        ['ã', 'ã', true, 'atilde'],

        ['ä', 'ä', true, 'adiaeresis'],

        ['å', 'å', true, 'aringabove'],

        ['ā', 'ā', true, 'amacron'],

        ['æ', 'æ', true, 'ligatureae'],

        ['ç', 'ç', true, 'ccedilla'],

        ['è', 'è', true, 'egrave'],

        ['é', 'é', true, 'eacute'],

        ['ê', 'ê', true, 'ecircumflex'],

        ['ë', 'ë', true, 'ediaeresis'],

        ['ē', 'ē', true, 'emacron'],

        ['ì', 'ì', true, 'igrave'],

        ['í', 'í', true, 'iacute'],

        ['î', 'î', true, 'icircumflex'],

        ['ï', 'ï', true, 'idiaeresis'],

        ['ī', 'ī', true, 'imacron'],

        ['ð', 'ð', true, 'eth'],

        ['ñ', 'ñ', true, 'ntilde'],

        ['ò', 'ò', true, 'ograve'],

        ['ó', 'ó', true, 'oacute'],

        ['ô', 'ô', true, 'ocircumflex'],

        ['õ', 'õ', true, 'otilde'],

        ['ö', 'ö', true, 'odiaeresis'],

        ['ø', 'ø', true, 'oslash'],

        ['ō', 'ō', true, 'omacron'],

        ['œ', 'œ', true, 'ligatureoe'],

        ['š', 'š', true, 'scaron'],

        ['ù', 'ù', true, 'ugrave'],

        ['ú', 'ú', true, 'uacute'],

        ['û', 'û', true, 'ucircumflex'],

        ['ü', 'ü', true, 'udiaeresis'],

        ['ū', 'ū', true, 'umacron'],

        ['ý', 'ý', true, 'yacute'],

        ['þ', 'þ', true, 'thorn'],

        ['ÿ', 'ÿ', true, 'ydiaeresis'],

        ['Α', 'Α', true, 'alpha_caps'],

        ['Β', 'Β', true, 'beta_caps'],

        ['Γ', 'Γ', true, 'gamma_caps'],

        ['Δ', 'Δ', true, 'delta_caps'],

        ['Ε', 'Ε', true, 'epsilon_caps'],

        ['Ζ', 'Ζ', true, 'zeta_caps'],

        ['Η', 'Η', true, 'eta_caps'],

        ['Θ', 'Θ', true, 'theta_caps'],

        ['Ι', 'Ι', true, 'iota_caps'],

        ['Κ', 'Κ', true, 'kappa_caps'],

        ['Λ', 'Λ', true, 'lambda_caps'],

        ['Μ', 'Μ', true, 'mu_caps'],

        ['Ν', 'Ν', true, 'nu_caps'],

        ['Ξ', 'Ξ', true, 'xi_caps'],

        ['Ο', 'Ο', true, 'omicron_caps'],

        ['Π', 'Π', true, 'pi_caps'],

        ['Ρ', 'Ρ', true, 'rho_caps'],

        ['Σ', 'Σ', true, 'sigma_caps'],

        ['Τ', 'Τ', true, 'tau_caps'],

        ['Υ', 'Υ', true, 'upsilon_caps'],

        ['Φ', 'Φ', true, 'phi_caps'],

        ['Χ', 'Χ', true, 'chi_caps'],

        ['Ψ', 'Ψ', true, 'psi_caps'],

        ['Ω', 'Ω', true, 'omega_caps'],

        ['α', 'α', true, 'alpha'],

        ['β', 'β', true, 'beta'],

        ['γ', 'γ', true, 'gamma'],

        ['δ', 'δ', true, 'delta'],

        ['ε', 'ε', true, 'epsilon'],

        ['ζ', 'ζ', true, 'zeta'],

        ['η', 'η', true, 'eta'],

        ['θ', 'θ', true, 'theta'],

        ['ι', 'ι', true, 'iota'],

        ['κ', 'κ', true, 'kappa'],

        ['λ', 'λ', true, 'lambda'],

        ['μ', 'μ', true, 'mu'],

        ['ν', 'ν', true, 'nu'],

        ['ξ', 'ξ', true, 'xi'],

        ['ο', 'ο', true, 'omicron'],

        ['π', 'π', true, 'pi'],

        ['ρ', 'ρ', true, 'rho'],

        ['ς', 'ς', true, 'finalsigma'],

        ['σ', 'σ', true, 'sigma'],

        ['τ', 'τ', true, 'tau'],

        ['υ', 'υ', true, 'upsilon'],

        ['φ', 'φ', true, 'phi'],

        ['χ', 'χ', true, 'chi'],

        ['ψ', 'ψ', true, 'psi'],

        ['ω', 'ω', true, 'omega'],

        // Symbols.

        ['ℵ', 'ℵ', false, 'alefsymbol'],

        ['ϖ', 'ϖ', false, 'pisymbol'],

        ['ℜ', 'ℜ', false, 'realpartsymbol'],

        ['ϑ', 'ϑ', false, 'thetasymbol'],

        ['ϒ', 'ϒ', false, 'upsilonhooksymbol'],

        ['℘', '℘', false, 'weierstrassp'],

        ['ℑ', 'ℑ', false, 'imaginarypart'],

        // Arrows.

        ['←', '←', true, 'leftwardsarrow'],

        ['↑', '↑', true, 'upwardsarrow'],

        ['→', '→', true, 'rightwardsarrow'],

        ['↓', '↓', true, 'downwardsarrow'],

        ['↔', '↔', true, 'leftrightarrow'],

        ['↵', '↵', false, 'carriagereturn'],

        ['⇐', '⇐', false, 'leftwardsdoublearrow'],

        ['⇑', '⇑', false, 'upwardsdoublearrow'],

        ['⇒', '⇒', false, 'rightwardsdoublearrow'],

        ['⇓', '⇓', false, 'downwardsdoublearrow'],

        ['⇔', '⇔', false, 'leftrightdoublearrow'],

        ['∴', '∴', false, 'therefore'],

        ['⊂', '⊂', false, 'subsetof'],

        ['⊃', '⊃', false, 'supersetof'],

        ['⊄', '⊄', false, 'notasubsetof'],

        ['⊆', '⊆', false, 'subsetoforequalto'],

        ['⊇', '⊇', false, 'supersetoforequalto'],

        ['⊕', '⊕', false, 'circledplus'],

        ['⊗', '⊗', false, 'circledtimes'],

        ['⊥', '⊥', false, 'perpendicular'],

        ['⋅', '⋅', false, 'dotoperator'],

        ['⌈', '⌈', false, 'leftceiling'],

        ['⌉', '⌉', false, 'rightceiling'],

        ['⌊', '⌊', false, 'leftfloor'],

        ['⌋', '⌋', false, 'rightfloor'],

        ['⟨', '〈', false, 'leftpointinganglebracket'],

        ['⟩', '〉', false, 'rightpointinganglebracket'],

        ['◊', '◊', true, 'lozenge'],

        ['♠', '♠', true, 'blackspadesuit'],

        ['♣', '♣', true, 'blackclubsuit'],

        ['♥', '♥', true, 'blackheartsuit'],

        ['♦', '♦', true, 'blackdiamondsuit'],

        [' ', ' ', false, 'enspace'],

        [' ', ' ', false, 'emspace'],

        [' ', ' ', false, 'thinspace'],

        ['‌', '‌', false, 'zerowidthnonjoiner'],

        ['‍', '‍', false, 'zerowidthjoiner'],

        ['‎', '‎', false, 'lefttorightmark'],

        ['‏', '‏', false, 'righttoleftmark'],

        ['­', '­', false, 'softhyphen']

    ];

/**

 * Atto text editor charmap plugin.

 *

 * @namespace M.atto_charmap

 * @class button

 * @extends M.editor_atto.EditorPlugin

 */

Y.namespace('M.atto_charmap').Button = Y.Base.create('button', Y.M.editor_atto.EditorPlugin, [], {

    /**

     * A reference to the current selection at the time that the dialogue

     * was opened.

     *

     * @property _currentSelection

     * @type Range

     * @private

     */

    _currentSelection: null,

    initializer: function() {

        this.addButton({

            icon: 'e/special_character',

            callback: this._displayDialogue

        });

    },

    /**

     * Display the Character Map selector.

     *

     * @method _displayDialogue

     * @private

     */

    _displayDialogue: function() {

        // Store the current selection.

        this._currentSelection = this.get('host').getSelection();

        if (this._currentSelection === false) {

            return;

        }

        var dialogue = this.getDialogue({

            headerContent: M.util.get_string('insertcharacter', COMPONENTNAME),

            focusAfterHide: true

        }, true);

        // Set the dialogue content, and then show the dialogue.

        dialogue.set('bodyContent', this._getDialogueContent())

                .show();

    },

    /**

     * Return the dialogue content for the tool.

     *

     * @method _getDialogueContent

     * @private

     * @return {Node} The content to place in the dialogue.

     */

    _getDialogueContent: function() {

        var template = Y.Handlebars.compile(

            '<div class="{{CSS.CHARMAP}}">' +

                '{{#each CHARMAP}}' +

                    '{{#if this.[2]}}' +

                    '<button class="btn btn-secondary btn-sm {{../../CSS.BUTTON}}" ' +

                        'aria-label="{{get_string this.[3] ../../component}}" ' +

                        'title="{{get_string this.[3] ../../component}}" ' +

                        'data-character="{{this.[0]}}" ' +

                    '>{{{this.[0]}}}</button>' +

                    '{{/if}}' +

                '{{/each}}' +

            '</div>'

        );

        var content = Y.Node.create(template({

            component: COMPONENTNAME,

            CSS: CSS,

            CHARMAP: CHARMAP

        }));

        content.delegate('click', this._insertChar, '.' + CSS.BUTTON, this);

        return content;

    },

    /**

     * Insert the picked character into the editor.

     *

     * @method _insertChar

     * @param {EventFacade} e

     * @private

     */

    _insertChar: function(e) {

        var character = e.target.getData('character');

        // Hide the dialogue.

        this.getDialogue({

            focusAfterHide: null

        }).hide();

        var host = this.get('host');

        // Focus on the last point.

        host.setSelection(this._currentSelection);

        // And add the character.

        host.insertContentAtFocusPoint(character);

        // And mark the text area as updated.

        this.markUpdated();

    }

});