Grammalecte  Diff

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    Not possible to load content from within the extension:
    https://bugzilla.mozilla.org/show_bug.cgi?id=1267027
    No SharedWorker, no images allowed for now…
*/

"use strict";


function showError (e) {
    // console can’t display error objects from content scripts
    console.error(e.fileName + "\n" + e.name + "\nline: " + e.lineNumber + "\n" + e.message);
}

// Chrome don’t follow the W3C specification:
// https://browserext.github.io/browserext/
let bChrome = false;
if (typeof(browser) !== "object") {
    var browser = chrome;
    bChrome = true;
}


/*
function loadImage (sContainerClass, sImagePath) {
    let xRequest = new XMLHttpRequest();
    xRequest.open('GET', browser.extension.getURL("")+sImagePath, false);
    xRequest.responseType = "arraybuffer";
    xRequest.send();
    let blobTxt = new Blob([xRequest.response], {type: 'image/png'});
    let img = document.createElement('img');
    img.src = (URL || webkitURL).createObjectURL(blobTxt); // webkitURL is obsolete: https://bugs.webkit.org/show_bug.cgi?id=167518
    Array.filter(document.getElementsByClassName(sContainerClass), function (oElem) {
        oElem.appendChild(img);
    });
}
*/

let oTinyAdd = {};

const oGrammalecte = {

    nMenu: 0,
    lMenu: [],

    oTFPanel: null,
    oLxgPanel: null,
    oGCPanel: null,
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        }
    },

    observePage: function () {
        /*
            When a textarea is added via jascript we add the menu :)
        */
        function NodeTinyMCE (xNode) {
            let parentNode = xNode.parentNode; //mutation.target
            if (
                typeof xNode !== "undefined" &&
                typeof xNode.id !== "undefined" &&
                typeof oTinyAdd[xNode.id] === "undefined" &&
                (parentNode.classList.contains("mce-edit-area") || parentNode.classList.contains("mceIframeContainer"))
            ) {
                //console.log(oTinyAdd, xNode, parentNode, parentNode.classList);
                oTinyAdd[xNode.id] = true;
                sendToWebpage({ tiny: xNode.id.replace("_ifr", "") });
            }
        }
        this.xObserver = new MutationObserver(function (mutations) {
            mutations.forEach(function (mutation) {
                for (let i = 0;  i < mutation.addedNodes.length;  i++){
                    if (mutation.addedNodes[i].tagName == "TEXTAREA") {
                        oGrammalecte.lMenu.push(new GrammalecteMenu(oGrammalecte.nMenu, mutation.addedNodes[i]));
                for (let i = 0;  i < mutation.addedNodes.length;  i++) {
                    let MutationNode = mutation.addedNodes[i];
                    let tagName = MutationNode.tagName;

                    if (tagName == "TEXTAREA") {
                        oGrammalecte.lMenu.push(new GrammalecteMenu(oGrammalecte.nMenu, MutationNode));
                        oGrammalecte.nMenu += 1;
                    } else if (tagName == "IFRAME") {
                        NodeTinyMCE(MutationNode);
                    } else if ((tagName == "DIV" || tagName == "SPAN") && MutationNode.hasAttribute && MutationNode.hasAttribute("contenteditable")) {
                        oGrammalecte.lMenu.push(new GrammalecteMenu(oGrammalecte.nMenu, MutationNode));
                        oGrammalecte.nMenu += 1;
                    } else if (mutation.addedNodes[i].getElementsByTagName) {
                        for (let xNode of mutation.addedNodes[i].getElementsByTagName("textarea")) {
                    } else if (MutationNode.getElementsByTagName) {
                        for (let xNode of MutationNode.getElementsByTagName("textarea")) {
                            oGrammalecte.lMenu.push(new GrammalecteMenu(oGrammalecte.nMenu, xNode));
                            oGrammalecte.nMenu += 1;
                        }
                        for (let xNode of MutationNode.getElementsByTagName("div")) {
                            if (xNode.hasAttribute && xNode.hasAttribute("contenteditable")){
                                oGrammalecte.lMenu.push(new GrammalecteMenu(oGrammalecte.nMenu, xNode));
                                oGrammalecte.nMenu += 1;
                            }
                        }
                        for (let xNode of MutationNode.getElementsByTagName("span")) {
                            if (xNode.hasAttribute && xNode.hasAttribute("contenteditable")){
                                oGrammalecte.lMenu.push(new GrammalecteMenu(oGrammalecte.nMenu, xNode));
                                oGrammalecte.nMenu += 1;
                            }
                        }
                        for (let xNode of MutationNode.getElementsByTagName("iframe")) {
                            NodeTinyMCE(xNode);
                        }
                    }
                }
            });
        });
        this.xObserver.observe(document.body, {
            childList: true,
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        case "rescanPage":
            oGrammalecte.rescanPage();
            break;
        default:
            console.log("[Content script] Unknown command: " + sActionDone);
    }
});


/*
    Communicate webpage script <=> WebExtension
    La méthode d’injection de ce script est importante !

    Pour que la page web puisse envoyer des infos au background
    Page web => Script injecté => Content script => Background
    Pour la réponse, ce sont les mêmes étapes en sens inverse.
*/
let xScriptNode = document.createElement("script");
xScriptNode.src = browser.extension.getURL("content_scripts/event.js");
document.documentElement.appendChild(xScriptNode);

let nMin = Math.ceil(0);
let nMax = Math.floor(9999999);
function uniqueID () {
    return Date.now().toString(36) + "-" + (Math.floor(Math.random() * (nMax - nMin)) + nMin).toString(36);
}

// ! Écoute des messages venant du script injecté
document.addEventListener("GrammalecteEvent", function (event) {
    let oActionFromPage = JSON.parse(event.detail);
    //console.log(event);
    let sText = false;
    let dInfo = {};
    let xNodeToParse = null;

    if (oActionFromPage.iframe) {
        xNodeToParse = document.getElementById(oActionFromPage.iframe).contentWindow.document.body;
    }
    if (oActionFromPage.elm) {
        xNodeToParse = document.getElementById(oActionFromPage.elm);
        sText = xNodeToParse.tagName == "TEXTAREA" ? xNodeToParse.value : xNodeToParse.innerText;
        dInfo = { sTextAreaId: xNodeToParse.id };
    }
    if (oActionFromPage.sTextToParse) {
        oGrammalecte.startGCPanel(xNodeToParse);
        xGrammalectePort.postMessage({
            sCommand: "parseAndSpellcheck",
            dParam: { sText: sText || oActionFromPage.sTextToParse, sCountry: "FR", bDebug: false, bContext: false },
            dInfo: dInfo
        });
    }
    if (oActionFromPage.sTextForLexicographer) {
        oGrammalecte.startLxgPanel();
        xGrammalectePort.postMessage({
            sCommand: "getListOfTokens",
            dParam: { sText: sText || oActionFromPage.sTextForLexicographer },
            dInfo: dInfo
        });
    }
});

let bInjectedScriptReady = false;
let lBufferMsg = [];

// ! Permet d’envoyer des messages vers le script injecté
// (peut aussi être lu par un script sur la page web)
function sendToWebpage (oDataAction) {
    let oDataToSend = oDataAction;
    if (typeof oDataToSend.sActionId === "undefined") {
        oDataToSend.sActionId = uniqueID();
    }
    if (oDataAction.elm) {
        if (!oDataAction.elm.id) {
            oDataAction.elm.id = uniqueID();
        }
        oDataToSend.elm = oDataAction.elm.id;
    }

    if (!bInjectedScriptReady) {
        lBufferMsg.push(oDataToSend);
    } else {
        //console.log('sendToWebpage', oDataToSend);
        let eventGrammalecte = new CustomEvent("GrammalecteToPage", { detail: JSON.stringify(oDataToSend) });
        document.dispatchEvent(eventGrammalecte);
    }

    return oDataToSend.sActionId;
}

// ! Les messages ne peuvent être envoyés qu’après l’injection du script
document.addEventListener("GLInjectedScriptIsReady", function () {
    //console.log("GLInjectedScriptIsReady EXT");
    bInjectedScriptReady = true;
    if (lBufferMsg.length > 0) {
        for (const oDataToSend of lBufferMsg) {
            let eventGrammalecte = new CustomEvent("GrammalecteToPage", { detail: JSON.stringify(oDataToSend) });
            document.dispatchEvent(eventGrammalecte);
        }
    }
});

sendToWebpage({ init: browser.extension.getURL("") });
Fossil 2.24 [8be0372c10] 2024-04-23 13:25:26
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