293 lines
8.3 KiB
Python
293 lines
8.3 KiB
Python
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import argparse
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import sys
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import os
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from voussoirkit import bytestring
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from voussoirkit import treeclass
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HTML_TREE_HEAD = '''
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<head>
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<meta charset="UTF-8">
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<script type="text/javascript">
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function collapse(div, force)
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{
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if (force !== "block" && div.style.display != "none")
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{
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div.style.display = "none";
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}
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else
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{
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div.style.display = "block";
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}
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}
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</script>
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<style>
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*
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{
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font-family: Consolas;
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}
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.directory_even, .directory_odd
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{
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padding: 10px;
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padding-left: 15px;
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margin-bottom: 10px;
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border: 1px solid #000;
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box-shadow: 1px 1px 2px 0px rgba(0,0,0,0.3);
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}
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.directory_even
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{
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background-color: #fff;
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}
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.directory_odd
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{
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background-color: #eee;
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}
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</style>
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</head>
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<script type="text/javascript">
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function open_all()
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{
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var divs = document.getElementsByTagName("div");
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for (var index = 0; index < divs.length; index += 1)
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{
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collapse(divs[index], "block");
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}
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}
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</script>
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<button onclick="open_all()">Expand all</button>
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'''
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HTML_FORMAT_DIRECTORY = '''
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<div class="buttonbox">
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<button onclick="collapse(this.parentElement.nextElementSibling)">{name} ({size})</button>
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{directory_anchor}
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</div>
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<div class="{css}" style="display:none">
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'''.replace('\n', '')
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HTML_FORMAT_FILE = '<a href="{url}">{name} ({size})</a><br>'
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class PathTree(treeclass.Tree):
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def __init__(
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self,
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path,
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display_name=None,
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item_type=None,
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size=None,
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**kwargs,
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):
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self.path = normalize_slash(path)
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if display_name is None:
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self.display_name = self.path.split(os.sep)[-1]
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else:
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self.display_name = display_name
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kwargs['identifier'] = self.display_name
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super(PathTree, self).__init__(**kwargs)
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self.size = size
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self.item_type = item_type
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def normalize_slash(path):
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path = path.replace('/', '\\')
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path = path.rstrip(os.sep)
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return path
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def from_paths(path_datas, root_name):
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all_datas = []
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for data in path_datas:
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if isinstance(data, str):
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data = {'path': data}
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elif isinstance(data, dict):
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pass
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else:
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raise TypeError(data)
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data['parts'] = data['path'].split(os.sep)
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all_datas.append(data)
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#path_parts = path_parts.split('\\')
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#item = {'url': url, 'size': size, 'path_parts': path_parts}
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#all_items.append(item)
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#scheme = url_split(all_items[0]['url'])['scheme']
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all_datas.sort(key=lambda x: x['path'])
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tree_root = PathTree(root_name, item_type='directory')
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tree_root.unsorted_children = all_datas
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node_queue = set()
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node_queue.add(tree_root)
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# In this process, URLs are divided up into their nodes one directory layer at a time.
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# The root has all URLs as its `unsorted_children` attribute, and creates
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# nodes for each of the top-level directories.
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# Those nodes receive all subdirectories, and repeat.
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while len(node_queue) > 0:
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node = node_queue.pop()
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for new_child_data in node.unsorted_children:
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# Create a new node for the subdirectory, which is path_parts[0]
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# The rest of the child path is assigned to that node to be further divided.
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# By popping, we modify the path_parts in place so that the next cycle
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# only deals with the remaining subpath.
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path_parts = new_child_data['parts']
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child_identifier = path_parts.pop(0)
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child = node.children.get(child_identifier)
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if not child:
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child = PathTree(child_identifier)
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child.unsorted_children = []
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node.add_child(child)
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if len(path_parts) > 0:
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child.item_type = 'directory'
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child.unsorted_children.append(new_child_data)
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else:
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child.item_type = 'file'
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child.size = new_child_data.get('size')
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child.data = new_child_data.get('data')
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node_queue.add(child)
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if node.parent is not None and node.parent != tree_root:
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node.path = node.parent.path + os.sep + node.path
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del node.unsorted_children
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return tree_root
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def recursive_get_size(node):
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'''
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Calculate the size of the Directory nodes by summing the sizes of all children.
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Modifies the nodes in-place.
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'''
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return_value = {
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'size': 0,
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'unmeasured': 0,
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}
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if node.item_type == 'file':
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if node.size is None:
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return_value['unmeasured'] = 1
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# = instead of += because if the node.size is None, we want to propogate
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# that to the caller, rather than normalizing it to 0.
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return_value['size'] = node.size
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else:
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for child in node.list_children():
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child_details = recursive_get_size(child)
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return_value['size'] += child_details['size'] or 0
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return_value['unmeasured'] += child_details['unmeasured']
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node.size = return_value['size']
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return return_value
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def recursive_print_node(node, depth=0, use_html=False, header=None, footer=None):
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'''
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Given a tree node (presumably the root), print it and all of its children.
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use_html:
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Generate a neat HTML page instead of plain text.
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header:
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This text goes at the top of the file, or just below the <body> tag.
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footer:
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This text goes at the end of the file, or just above the </body> tag.
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'''
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if depth == 0:
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if use_html:
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yield '<!DOCTYPE html>\n<html>'
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yield HTML_TREE_HEAD
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yield '<body>'
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if header is not None:
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yield header
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size = node.size
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if size is None:
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size = '???'
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else:
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size = bytestring.bytestring(size)
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if use_html:
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css_class = 'directory_even' if depth % 2 == 0 else 'directory_odd'
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if node.item_type == 'directory':
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directory_url = node.path
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directory_anchor = '<a href="{url}">→</a>' if directory_url else ''
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directory_anchor = directory_anchor.format(url=directory_url)
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line = HTML_FORMAT_DIRECTORY.format(
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css=css_class,
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directory_anchor=directory_anchor,
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name=node.display_name,
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size=size,
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)
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else:
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line = HTML_FORMAT_FILE.format(
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name=node.display_name,
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size=size,
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url=node.path,
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)
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else:
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line = '{space}{bar}{name} : ({size})'
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line = line.format(
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space='| ' * (depth-1),
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bar='|---' if depth > 0 else '',
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name=node.display_name,
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size=size
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)
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yield line
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# Sort by type (directories first) then subsort by lowercase path
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customsort = lambda node: (
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node.item_type == 'file',
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node.path.lower(),
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)
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for child in node.list_children(sort=customsort):
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yield from recursive_print_node(child, depth=depth+1, use_html=use_html)
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if node.item_type == 'directory':
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if use_html:
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# Close the directory div
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yield '</div>'
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else:
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# This helps put some space between sibling directories
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yield '| ' * (depth)
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if depth == 0:
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if footer is not None:
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yield footer
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if use_html:
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yield '</body>\n</html>'
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def pathtree_argparse(args):
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from voussoirkit import safeprint
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from voussoirkit import spinal
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paths = spinal.walk_generator()
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paths = [{'path': path.absolute_path, 'size': path.size} for path in paths]
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tree = from_paths(paths, '.')
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recursive_get_size(tree)
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if args.output_file:
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output_file = open(args.output_file, 'w', encoding='utf-8')
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else:
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output_file = None
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for line in recursive_print_node(tree, use_html=args.use_html):
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if output_file:
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print(line, file=output_file)
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else:
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safeprint.safeprint(line)
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def main(argv):
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parser = argparse.ArgumentParser()
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parser.add_argument('output_file', nargs='?', default=None)
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parser.add_argument('--html', dest='use_html', action='store_true')
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parser.set_defaults(func=pathtree_argparse)
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args = parser.parse_args(argv)
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args.func(args)
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if __name__ == '__main__':
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main(sys.argv[1:])
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