80 lines
2.9 KiB
Python
80 lines
2.9 KiB
Python
from markdown import markdown
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import base64
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import zlib
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import re
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from textwrap import dedent
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DIAGRAMMSERVER="/diagramm"
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def render_textabschnitte(queryset):
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"""
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Converts a queryset of Textabschnitt-like models into a list of (typ, html) tuples.
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Applies special formatting for 'liste' and 'tabelle' types.
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"""
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output = []
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for abschnitt in queryset:
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typ = abschnitt.abschnitttyp.abschnitttyp if abschnitt.abschnitttyp else ''
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inhalt = abschnitt.inhalt or ''
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if typ == "liste ungeordnet":
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inhalt = "\n".join(["- " + line for line in inhalt.splitlines()])
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html = markdown(inhalt, extensions=['tables', 'attr_list'])
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elif typ == "liste geordnet":
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inhalt = "\n".join(["1. " + line for line in inhalt.splitlines()])
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html = markdown(inhalt, extensions=['tables', 'attr_list'])
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elif typ == "tabelle":
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html = md_table_to_html(inhalt)
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elif typ == "diagramm":
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temp=inhalt.splitlines()
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diagramtype=temp.pop(0)
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diagramoptions='width="100%"'
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if temp[0][0:6].lower() == "option":
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diagramoptions=temp.pop(0).split(":",1)[1]
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rest="\n".join(temp)
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html = '<p><img '+diagramoptions+' src="'+DIAGRAMMSERVER+"/"+diagramtype+"/svg/"
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html += base64.urlsafe_b64encode(zlib.compress(rest.encode("utf-8"),9)).decode()
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html += '"></p>'
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elif typ == "code":
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html = "<pre><code>"
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html += markdown(inhalt, extensions=['tables', 'attr_list'])
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html += "</code></pre>"
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else:
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html = markdown(inhalt, extensions=['tables', 'attr_list','footnotes'])
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output.append((typ, html))
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return output
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def md_table_to_html(md: str) -> str:
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# 1. Split into lines and drop empties
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lines = [ln.strip() for ln in md.splitlines() if ln.strip()]
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# 2. Remove the separator line (|---|----|)
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if len(lines) < 2:
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raise ValueError("Need at least header + separator line")
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header_line = lines[0]
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body_lines = lines[2:] # skip separator
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# 3. Parse cells ----------------------------------------------------
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def split_row(line: str):
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# Trim possible leading/trailing pipes, then split
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return [cell.strip() for cell in line.strip('|').split('|')]
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headers = split_row(header_line)
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rows = [split_row(ln) for ln in body_lines]
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# 4. Build HTML -----------------------------------------------------
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def wrap(tag, inner):
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return f"<{tag}>{inner}</{tag}>\n"
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thead = wrap("thead",
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wrap("tr",
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"".join(wrap("th", h) for h in headers)))
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tbody_rows = []
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for r in rows:
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cells = "".join(wrap("td", c) for c in r)
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tbody_rows.append(wrap("tr", cells))
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tbody = wrap("tbody", "".join(tbody_rows))
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html = f'<table class="table table-bordered table-hover">\n{thead}{tbody}</table>'
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return html
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