Refactor behavior scripts

No functional changes, just cleanup. Replaces onload and onsnapshot
events. Move screen metric emulation, DOM snapshots and screenshots here
as well.

1 files changed, 43 insertions, 0 deletions

diff --git a/crocoite/util.py b/crocoite/util.py
new file mode 100644
index 0000000..ec257f1
--- /dev/null
+++ b/crocoite/util.py
@@ -0,0 +1,43 @@
+# Copyright (c) 2017 crocoite contributors
+# 
+# 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.
+
+"""
+Random utility functions
+"""
+
+import random
+
+def randomString (length=None, chars='abcdefghijklmnopqrstuvwxyz'):
+    if length is None:
+        length = random.randint (16, 32)
+    return ''.join (map (lambda x: random.choice (chars), range (length)))
+
+def packageUrl (path):
+    """
+    Create URL for package data stored into WARC
+    """
+    return 'urn:' + __package__ + ':' + path
+
+def getFormattedViewportMetrics (tab):
+    layoutMetrics = tab.Page.getLayoutMetrics ()
+    # XXX: I’m not entirely sure which one we should use here
+    return '{}x{}'.format (layoutMetrics['layoutViewport']['clientWidth'],
+                layoutMetrics['layoutViewport']['clientHeight'])
+