Add print plugin, use npm package via yarn

.gitignore

@@ -1,15 +1,8 @@
-*.egg-info
-*.mo
-*.pyc
-*~
-.*.kate-swp
-.coverage
-.DS_Store
-.installed.cfg
-.mr.developer.cfg
-.project
-.pydevproject
-.settings/
+.*
+!.yarnrc
+!.gitignore
+!.coveragerc
+!.travis.yml
 bin/
 coverage/
 develop-eggs/

.yarnrc

@@ -0,0 +1 @@
+--modules-folder src/collective/lazysizes/static

CHANGES.rst

@@ -4,6 +4,15 @@ Changelog
 4.0.2 (unreleased)
 ------------------
 
+- Remove unused dependencies from setup.py.
+  [thet]
+
+- Add the print plugin by default.
+  [thet]
+
+- Use ``yarn`` to manage JavaScript dependencies and upgrade resource paths to new location.
+  [thet]
+
 - Avoid ``ValueError`` when upgrading from profile version 3 (fixes `#46 <https://github.com/collective/collective.lazysizes/issues/46>`_).
   [hvelarde]
 

package.json

@@ -0,0 +1,8 @@
+{
+  "name": "collective.lazysizes",
+  "repository": "git@github.com:collective/collective.lazysizes.git",
+  "license": "GPLv2",
+  "dependencies": {
+    "lazysizes": "4.0.1"
+  }
+}

setup.py

@@ -40,10 +40,8 @@
     zip_safe=False,
     install_requires=[
         'lxml',
-        'plone.api',
         'plone.app.imaging',
         'plone.app.registry >=1.5',
-        'plone.app.upgrade',
         'plone.autoform',
         'plone.supermodel',
         'plone.transformchain',
@@ -52,6 +50,7 @@
         'Products.ResourceRegistries >=2.2.12',
         'repoze.xmliter',
         'setuptools',
+        'zope.component',
         'zope.i18nmessageid',
         'zope.interface',
         'zope.schema',
@@ -66,7 +65,6 @@
             'plone.testing',
             'robotsuite',
             'testfixtures',
-            'zope.component',
         ],
     },
     entry_points="""

src/collective/lazysizes/profiles/default/jsregistry.xml

@@ -1,11 +1,16 @@
 <?xml version="1.0"?>
 <object name="portal_javascripts">
-  <javascript id="++resource++collective.lazysizes/ls.twitter.min.js"
+  <javascript id="++resource++collective.lazysizes/lazysizes/plugins/twitter/ls.twitter.min.js"
       cacheable="True" compression="none" cookable="True" enabled="True"
       expression="" inline="False"
-      insert-before="++resource++collective.lazysizes/lazysizes-umd.min.js"
+      insert-before="++resource++collective.lazysizes/lazysizes/lazysizes-umd.min.js"
       />
   <javascript id="++resource++collective.lazysizes/lazysizes-umd.min.js"
       cacheable="True" compression="none" cookable="True" enabled="True"
       expression="" inline="False" />
+  <javascript id="++resource++collective.lazysizes/lazysizes/plugins/print/ls.print.js"
+      cacheable="True" compression="none" cookable="True" enabled="True"
+      expression="" inline="False"
+      insert-after="++resource++collective.lazysizes/lazysizes-umd.min.js"
+      />
 </object>

src/collective/lazysizes/profiles/default/metadata.xml

@@ -1,4 +1,4 @@
 <?xml version="1.0"?>
 <metadata>
-  <version>9</version>
+  <version>10</version>
 </metadata>

src/collective/lazysizes/profiles/default/registry.xml

@@ -16,18 +16,23 @@
     <value key="resources">
       <element>lazysizes-twitter</element>
       <element>lazysizes</element>
+      <element>lazysizes-print</element>
     </value>
   </records>
 
   <!-- PLONE 5 RESOURCES - to depend on from other modules. -->
   <records prefix="plone.resources/lazysizes" interface='Products.CMFPlone.interfaces.IResourceRegistry'
       condition="have plone-5">
-      <value key="js">++plone++collective.lazysizes/lazysizes-umd.js</value>
+      <value key="js">++plone++collective.lazysizes/lazysizes/lazysizes-umd.js</value>
       <value key="url">++plone++collective.lazysizes</value>
   </records>
   <records prefix="plone.resources/lazysizes-twitter" interface='Products.CMFPlone.interfaces.IResourceRegistry'
       condition="have plone-5">
-      <value key="js">++plone++collective.lazysizes/ls.twitter.js</value>
+      <value key="js">++plone++collective.lazysizes/lazysizes/plugins/twitter/ls.twitter.js</value>
+  </records>
+  <records prefix="plone.resources/lazysizes-print" interface='Products.CMFPlone.interfaces.IResourceRegistry'
+      condition="have plone-5">
+      <value key="js">++plone++collective.lazysizes/lazysizes/plugins/print/ls.print.js</value>
   </records>
 
 </registry>

src/collective/lazysizes/static/lazysizes/CHANGELOG.md

@@ -0,0 +1,56 @@
+# Changelog
+
+## 4.0.0-RC1
+	* make all plugins CommonJS compatible (thx to @claudiobmgrtnr and @jantimon)
+	* added `loadHidden` option(thx to @justinvoelker)
+	* added artdirection plugin (no documentation yet, but great)
+	* iOS 8.1 fixes has to be loaded explicitly in non CommonJS environments (not included in respimg plugin anymore)
+	* removed `picture` support for old FF 38-
+
+## 2.0.0
+
+* lazysizes core:
+	* heavily improved performance (`requestIdleCallback`, better debouncing and a lot more).
+* plugins:
+	* new plugin: [**object fit polyfill**](plugins/object-fit).
+	* improved new options for [parent-fit plugin](plugins/parent-fit).
+
+## 1.5.0
+Breaking change:
+	* the lazysizes.js and lazysizes.min.js files do not register as AMD modules anymore, if you need an AMD module use the new lazysizes-umd.js or lazysizes-umd.min.js file.
+* lazysizes core:
+	* improved lazyloading in background tabs.
+	* fixed set lazyloaded class to early in FF.
+* bgset/parentFit plugin:
+	* improved avoiding layout thrashing.
+* respimg/bgset/parentFit plugin:
+	* fixed bug in Edge 14 to parse height descriptors correctly.
+* unload plugin:
+	unload plugin was broken since version 1.4.0 (thanks to @hokamoto)
+
+## 1.4.0
+* lazysizes core:
+	* improved lazyloading in background tabs.
+	* improved avoiding layout thrashing
+	* support of SVG elements (`svg`/`image`/`use`...)
+* bgset/parentFit plugin:
+	* improved avoiding layout thrashing
+* rias (and bgset):
+	* added support for height calculation (thx to @LRancez, [#213](https://github.com/aFarkas/lazysizes/pull/213))
+
+## 1.3.2
+
+* lazysizes core:
+	* add `hFactor` option (see #181).
+* unload plugin:
+	* simplified `unloadPixelThreshold` calculation.
+* bgset plugin:
+	* add an empty alt to image (see #200).
+
+## 1.3.1 version
+
+* lazysizes core:
+	* replace `setImmediate` with `setTimeout` (improved performance for IE/EDGE).
+* plugins:
+	* fixed conflict with respimg plugin in combination with bgset plugin, in case of art direction and resize to smaller.
+	* fixed conflict with RIaS plugin in combination with respimg plugin/picturefill in Safari 8/9.

src/collective/lazysizes/static/lazysizes/LICENSE

@@ -0,0 +1,22 @@
+The MIT License (MIT)
+
+Copyright (c) 2015 Alexander Farkas
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+