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Mautic.contentVersions = {};
Mautic.versionNamespace = '';
Mautic.currentContentVersion = -1;
/**
* Setup versioning for the given namespace
*
* @param undoCallback function
* @param redoCallback function
* @param namespace
*/
Mautic.prepareVersioning = function (undoCallback, redoCallback, namespace) {
// Check if localStorage is supported and if not, disable undo/redo buttons
if (!Mautic.isLocalStorageSupported()) {
mQuery('.btn-undo').prop('disabled', true);
mQuery('.btn-redo').prop('disabled', true);
return;
}
mQuery('.btn-undo')
.prop('disabled', false)
.on('click', function() {
Mautic.undoVersion(undoCallback);
});
mQuery('.btn-redo')
.prop('disabled', false)
.on('click', function() {
Mautic.redoVersion(redoCallback);
});
Mautic.currentContentVersion = -1;
if (!namespace) {
namespace = window.location.href;
}
if (typeof Mautic.contentVersions[namespace] == 'undefined') {
Mautic.contentVersions[namespace] = [];
}
Mautic.versionNamespace = namespace;
console.log(namespace);
};
/**
* Clear versioning
*
* @param namespace
*/
Mautic.clearVersioning = function () {
if (!Mautic.versionNamespace) {
throw 'Versioning not configured';
}
if (typeof Mautic.contentVersions[Mautic.versionNamespace] !== 'undefined') {
delete Mautic.contentVersions[Mautic.versionNamespace];
}
Mautic.versionNamespace = '';
Mautic.currentContentVersion = -1;
};
/**
* Store a version
*
* @param content
*/
Mautic.storeVersion = function(content) {
if (!Mautic.versionNamespace) {
throw 'Versioning not configured';
}
// Store the content
Mautic.contentVersions[Mautic.versionNamespace].push(content);
// Set the current location to the latest spot
Mautic.currentContentVersion = Mautic.contentVersions[Mautic.versionNamespace].length;
};
/**
* Decrement a version
*
* @param callback
*/
Mautic.undoVersion = function(callback) {
console.log('undo');
if (!Mautic.versionNamespace) {
throw 'Versioning not configured';
}
if (Mautic.currentContentVersion < 0) {
// Nothing to undo
return;
}
var version = Mautic.currentContentVersion - 1;
if (Mautic.getVersion(version, callback)) {
--Mautic.currentContentVersion;
};
};
/**
* Increment a version
*
* @param callback
*/
Mautic.redoVersion = function(callback) {
console.log('redo');
if (!Mautic.versionNamespace) {
throw 'Versioning not configured';
}
if (Mautic.currentContentVersion < 0 || Mautic.contentVersions[Mautic.versionNamespace].length === Mautic.currentContentVersion) {
// Nothing to redo
return;
}
var version = Mautic.currentContentVersion + 1;
if (Mautic.getVersion(version, callback)) {
++Mautic.currentContentVersion;
};
};
/**
* Check for a given version and execute callback
*
* @param version
* @param command
* @returns {boolean}
*/
Mautic.getVersion = function(version, callback) {
var content = false;
if (typeof Mautic.contentVersions[Mautic.versionNamespace][version] !== 'undefined') {
content = Mautic.contentVersions[Mautic.versionNamespace][version];
}
if (false !== content && typeof callback == 'function') {
callback(content);
return true;
}
return false;
}; |