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removeAttrs: add optional value filter (#977)

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This commit is contained in:
GreLI
2019-02-24 22:00:55 +03:00
parent 5d97108687
commit d23355e91a
3 changed files with 65 additions and 6 deletions
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29
plugins/removeAttrs.js
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@ -25,10 +25,11 @@ exports.params = {
*
* @param attrs:
*
* format: [ element* : attribute* ]
* format: [ element* : attribute* : value* ]
*
* element : regexp (wrapped into ^...$), single * or omitted > all elements
* element : regexp (wrapped into ^...$), single * or omitted > all elements (must be present when value is used)
* attribute : regexp (wrapped into ^...$)
* value : regexp (wrapped into ^...$), single * or omitted > all values
*
* examples:
*
@ -41,6 +42,10 @@ exports.params = {
* ---
* attrs: 'path:fill'
*
* > remove fill attribute on path element where value is none
* ---
* attrs: 'path:fill:none'
*
*
* > remove all fill and stroke attribute
* ---
@ -60,6 +65,10 @@ exports.params = {
*
* attrs: '.*:(fill|stroke)'
*
* [is same as]
*
* attrs: '.*:(fill|stroke):.*'
*
*
* > remove all stroke related attributes
* ----
@ -85,12 +94,16 @@ exports.fn = function(item, params) {
// prepare patterns
var patterns = params.attrs.map(function(pattern) {
// apply to all elements if specifc element is omitted
// if no element separators (:), assume it's attribute name, and apply to all elements *regardless of value*
if (pattern.indexOf(elemSeparator) === -1) {
pattern = ['.*', elemSeparator, pattern].join('');
pattern = ['.*', elemSeparator, pattern, elemSeparator, '.*'].join('');
// if only 1 separator, assume it's element and attribute name, and apply regardless of attribute value
} else if (pattern.split(elemSeparator).length < 3) {
pattern = [pattern, elemSeparator, '.*'].join('');
}
// create regexps for element and attribute name
// create regexps for element, attribute name, and attribute value
return pattern.split(elemSeparator)
.map(function(value) {
@ -118,7 +131,11 @@ exports.fn = function(item, params) {
if (!(isFillCurrentColor || isStrokeCurrentColor)) {
// matches attribute name
if (pattern[1].test(name)) {
item.removeAttr(name);
// matches attribute value
if (pattern[2].test(attr.value)) {
item.removeAttr(name);
}
}
}