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Insert image link is not working #17

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592e6fb
readme file updated with link to blog for implementation
Mar 25, 2018
61a75e3
angular-pagedown.js file changed
Mar 25, 2018
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1 change: 1 addition & 0 deletions README.md
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
# angular-pagedown

A pagedown editor for AngularJS. View this [Plunker](http://plnkr.co/edit/2LZiw454g77k6aE3HTyd) for demo.
Read this complete guide to how to implement it on [Medium](https://medium.com/@hmodi2457/page-down-editor-with-angular-js-b5021268b8b7) with images.

## Instructions

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263 changes: 125 additions & 138 deletions angular-pagedown.js
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Expand Up @@ -6,166 +6,153 @@ var mdExtraOptions = {

// adapted from http://stackoverflow.com/a/20957476/940030
angular.module("ui.pagedown", [])
.directive("pagedownEditor", ['$compile', '$timeout', '$window', '$q', function ($compile, $timeout, $window, $q) {
var nextId = 0;
var converter = Markdown.getSanitizingConverter();
Markdown.Extra.init(converter, mdExtraOptions);

converter.hooks.chain("preBlockGamut", function (text, rbg) {
return text.replace(/^ {0,3}""" *\n((?:.*?\n)+?) {0,3}""" *$/gm, function (whole, inner) {
return "<blockquote>" + rbg(inner) + "</blockquote>\n";
});
.directive("pagedownEditor", ['$compile', '$timeout', '$window', '$q', function ($compile, $timeout, $window, $q) {
var nextId = 0;
var converter = Markdown.getSanitizingConverter();
Markdown.Extra.init(converter, mdExtraOptions);

converter.hooks.chain("preBlockGamut", function (text, rbg) {
return text.replace(/^ {0,3}""" *\n((?:.*?\n)+?) {0,3}""" *$/gm, function (whole, inner) {
return "<blockquote>" + rbg(inner) + "</blockquote>\n";
});
});

return {
restrict: "E",
scope: {
content: "=",
placeholder: "@",
showPreview: "@",
help: "&",
insertImage: "&",
editorClass: "=",
editorRows: "@",
previewClass: "=",
previewContent: "="
},
link: function (scope, element, attrs) {

var editorUniqueId;

if (attrs.id === null) {
editorUniqueId = nextId++;
} else {
editorUniqueId = attrs.id;
}

return {
restrict: "E",
require: 'ngModel',
scope: {
ngModel: "=",
placeholder: "@",
showPreview: "@",
help: "&",
insertImage: "&",
editorClass: "=?",
editorRows: "@",
previewClass: "=?",
previewContent: "=?"
},
link: function (scope, element, attrs, ngModel) {

scope.changed = function () {
ngModel.$setDirty();
scope.$parent.$eval(attrs.ngChange);
};


var editorUniqueId;

if (attrs.id == null) {
editorUniqueId = nextId++;
} else {
editorUniqueId = attrs.id;
}

// just hide the preview, we still need it for "onPreviewRefresh" hook
var previewHiddenStyle = scope.showPreview == "false" ? "display: none;" : "";
// just hide the preview, we still need it for "onPreviewRefresh" hook
var previewHiddenStyle = scope.showPreview == "false" ? "display: none;" : "";

var placeholder = attrs.placeholder || "";
var editorRows = attrs.editorRows || "10";
var placeholder = attrs.placeholder || "";
var editorRows = attrs.editorRows || "10";

var newElement = $compile(
'<div>' +
var newElement = $compile(
'<div>' +
'<div class="wmd-panel">' +
'<div id="wmd-button-bar-' + editorUniqueId + '"></div>' +
'<textarea id="wmd-input-' + editorUniqueId + '" placeholder="' + placeholder + '" ng-model="ngModel"' +
' ng-change="changed()"' +
' rows="' + editorRows + '" ' + (scope.editorClass ? 'ng-class="editorClass"' : 'class="wmd-input"') + '>' +
'</textarea>' +
'<div id="wmd-button-bar-' + editorUniqueId + '"></div>' +
'<textarea id="wmd-input-' + editorUniqueId + '" placeholder="' + placeholder + '" ng-model="content"' +
' rows="' + editorRows + '" ' + (scope.editorClass ? 'ng-class="editorClass"' : 'class="wmd-input"') + '>' +
'</textarea>' +
'</div>' +
'<div id="wmd-preview-' + editorUniqueId + '" style="' + previewHiddenStyle + '"' +
' ' + (scope.previewClass ? 'ng-class="previewClass"' : 'class="wmd-panel wmd-preview"') + '>' +
'</div>' +
'</div>')(scope);

// html() doesn't work
element.append(newElement);

var help = angular.isFunction(scope.help) ? scope.help : function () {
// redirect to the guide by default
$window.open("http://daringfireball.net/projects/markdown/syntax", "_blank");
};

var editor = new Markdown.Editor(converter, "-" + editorUniqueId, {
handler: help
});

'</div>')(scope);

var editorElement = angular.element(document.getElementById("wmd-input-" + editorUniqueId));
// html() doesn't work
element.append(newElement);

editorElement.val(scope.ngModel);
var help = angular.isFunction(scope.help) ? scope.help : function () {
// redirect to the guide by default
$window.open("http://daringfireball.net/projects/markdown/syntax", "_blank");
};

converter.hooks.chain("postConversion", function (text) {
ngModel.$setViewValue(editorElement.val());
var editor = new Markdown.Editor(converter, "-" + editorUniqueId, {
handler: help
});

if (scope.previewContent) {
converter.hooks.chain("postConversion", function(text) {
// update
scope.previewContent = text;
return text;
});
}

var editorElement = angular.element(document.getElementById("wmd-input-" + editorUniqueId));

// add watch for content
if (scope.showPreview != "false") {
scope.$watch('content', function () {
editor.refreshPreview();
});
}
editor.hooks.chain("onPreviewRefresh", function () {
// wire up changes caused by user interaction with the pagedown controls
// and do within $apply
$timeout(function () {
scope.content = editorElement.val();
});
// add watch for content
if(scope.showPreview != "false") {
scope.$watch('content', function () {
editor.refreshPreview();
});
}
editor.hooks.chain("onPreviewRefresh", function() {
// wire up changes caused by user interaction with the pagedown controls
// and do within $apply
$timeout(function() {
scope.content = editorElement.val();
});
});

if (angular.isFunction(scope.insertImage)) {
editor.hooks.set("insertImageDialog", function (callback) {
// expect it to return a promise or a url string
var result = scope.insertImage();

// Note that you cannot call the callback directly from the hook; you have to wait for the current scope to be exited.
// https://code.google.com/p/pagedown/wiki/PageDown#insertImageDialog
$timeout(function () {
if (!result) {
// must be null to indicate failure
callback(null);
} else {
// safe way to handle either string or promise
$q.when(result).then(
function success(imgUrl) {
callback(imgUrl);
},
function error(reason) {
callback(null);
}
);
}
});

return true;
if (angular.isFunction(scope.insertImage)) {
editor.hooks.set("insertImageDialog", function(callback) {
// expect it to return a promise or a url string
var result = scope.insertImage();

// Note that you cannot call the callback directly from the hook; you have to wait for the current scope to be exited.
// https://code.google.com/p/pagedown/wiki/PageDown#insertImageDialog
$timeout(function() {
if (!result) {
// must be null to indicate failure
callback(null);
} else {
// safe way to handle either string or promise
$q.when(result).then(
function success(imgUrl) {
callback(imgUrl);
},
function error(reason) {
callback(null);
}
);
}
});
}

editor.run();
return true;
});
}

editor.run();
}
}])
.directive("pagedownViewer", ['$compile', '$sce', function ($compile, $sce) {
var converter = Markdown.getSanitizingConverter();
Markdown.Extra.init(converter, mdExtraOptions);

return {
restrict: "E",
scope: {
content: "="
},
link: function (scope, element, attrs) {
var run = function run() {
if (!scope.content) {
scope.sanitizedContent = '';
return;
}

scope.sanitizedContent = $sce.trustAsHtml(converter.makeHtml(scope.content));
};

scope.$watch("content", run);

run();

var newElementHtml = "<p ng-bind-html='sanitizedContent'></p>";
var newElement = $compile(newElementHtml)(scope);

element.append(newElement);
}
}
}])
.directive("pagedownViewer", ['$compile', '$sce', function ($compile, $sce) {
var converter = Markdown.getSanitizingConverter();
Markdown.Extra.init(converter, mdExtraOptions);

return {
restrict: "E",
scope: {
content: "="
},
link: function (scope, element, attrs) {
var run = function run() {
if (!scope.content) {
scope.sanitizedContent = '';
return;
}

scope.sanitizedContent = $sce.trustAsHtml(converter.makeHtml(scope.content));
};

scope.$watch("content", run);

run();

var newElementHtml = "<p ng-bind-html='sanitizedContent'></p>";
var newElement = $compile(newElementHtml)(scope);

element.append(newElement);
}
}]);
}
}]);