支持font和text标签通过属性指定字体

aui · Jan 28, 2018 · a24275f · a24275f
1 parent f56dc05
commit a24275f
Showing 1 changed file with 28 additions and 1 deletion.
diff --git a/src/spider/index.js b/src/spider/index.js
@@ -53,6 +53,7 @@ FontSpider.prototype = {
         var pseudoCssStyleRules = [];
         var pseudoSelector = /\:\:?(?:before|after)$/i;
         var inlineStyleSelectors = 'body[style*="font"], body [style*="font"]';
+        var specialTags = { font: 'face', text: 'font-family' };
 
 
         cssStyleRules.forEach(function(cssStyleRule) {
@@ -173,6 +174,32 @@ FontSpider.prototype = {
         });
 
 
+        // 通过 attribute 指定字体的特殊标签
+        Object.keys(specialTags).forEach(function(tagName) {
+            var attribute = specialTags[tagName];
+            var selector = tagName + '[' + attribute + ']';
+            that.getElements(selector).forEach(function(element) {
+                var fontFamily = element.getAttribute(attribute);
+                webFonts.forEach(function(webFont) {
+                    if (webFont.family === fontFamily) {
+                        var chars = element.textContent;
+
+                        webFont.addChar(chars);
+
+                        if (that.debug) {
+                            that.debugInfo({
+                                family: webFont.family,
+                                selector: selector,
+                                chars: chars,
+                                type: 4
+                            });
+                        }
+                    }
+                });
+            });
+        });
+
+
         pseudoCssStyleRules = null;
 
         webFonts = webFonts.map(function(webFont) {
@@ -432,4 +459,4 @@ module.exports = function(htmlFiles, adapter, callback) {
         return webFonts;
     }
 
-};
+};