bmc_hub/rewrite_detail.py

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Python
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import sys
import re
def get_balanced_div(html, start_idx):
i = start_idx
tag_count = 0
while i < len(html):
next_open = html.find('<div', i)
next_close = html.find('</div>', i)
if next_open == -1 and next_close == -1:
break
if next_open != -1 and (next_open < next_close or next_close == -1):
tag_count += 1
i = next_open + 4
else:
tag_count -= 1
i = next_close + 6
if tag_count == 0:
return start_idx, i
return start_idx, -1
def get_balanced_ul(html, start_idx):
i = start_idx
tag_count = 0
while i < len(html):
next_open = html.find('<ul', i)
next_close = html.find('</ul>', i)
if next_open == -1 and next_close == -1:
break
if next_open != -1 and (next_open < next_close or next_close == -1):
tag_count += 1
i = next_open + 3
else:
tag_count -= 1
i = next_close + 5
if tag_count == 0:
return start_idx, i
return start_idx, -1
def get_balanced_tag(html, start_idx, tag_name):
i = start_idx
tag_count = 0
while i < len(html):
next_open = html.find(f'<{tag_name}', i)
next_close = html.find(f'</{tag_name}>', i)
if next_open == -1 and next_close == -1:
break
if next_open != -1 and (next_open < next_close or next_close == -1):
tag_count += 1
i = next_open + len(tag_name) + 1
else:
tag_count -= 1
i = next_close + len(tag_name) + 3
if tag_count == 0:
return start_idx, i
return start_idx, -1
html = open('app/modules/sag/templates/detail.html').read()
def extract_widget(html, data_module_name):
# exact attribute parsing to not match false positives
matches = list(re.finditer(rf'<div[^>]*data-module="{data_module_name}"[^>]*>', html))
if not matches: return "", html
start, end = get_balanced_div(html, matches[0].start())
widget = html[start:end]
html = html[:start] + html[end:]
return widget, html
def extract_by_comment(html, comment_str):
c_start = html.find(comment_str)
if c_start == -1: return "", html
div_start = html.find('<div', c_start)
if div_start == -1: return "", html
start, end = get_balanced_div(html, div_start)
widget = html[c_start:end] # include comment
html = html[:c_start] + html[end:]
return widget, html
def extract_ul_nav(html):
start = html.find('<ul class="nav nav-tabs')
if start == -1: return "", html
# match comment before it?
c_start = html.rfind('<!-- Tabs Navigation -->', 0, start)
if c_start != -1 and (start - c_start < 100):
actual_start = c_start
else:
actual_start = start
_, end = get_balanced_ul(html, start)
widget = html[actual_start:end]
html = html[:actual_start] + html[end:]
return widget, html
# Extraction process
# 1. Quick Info Bar
# The user wants "Status" in right side, but let's keep Quick Info over full width or right?
# We will just leave it.
# 2. Assignment
assignment, html = extract_by_comment(html, '<!-- Assignment Card -->')
# 3. Widgets
customers, html = extract_widget(html, "customers")
contacts, html = extract_widget(html, "contacts")
hardware, html = extract_widget(html, "hardware")
locations, html = extract_widget(html, "locations")
todo, html = extract_widget(html, "todo-steps")
wiki, html = extract_widget(html, "wiki")
# 4. Reminders - Currently it's a whole tab-pane.
# Let's extract the reminders tab-pane inner content or the whole div pane.
reminders_tab_pane, html = extract_widget(html, "reminders")
# Clean up reminders to make it just a widget (remove tab-pane classes, maybe add card class if not present)
reminders_content = reminders_tab_pane.replace('class="tab-pane fade"', 'class="card h-100 right-module-card pt-1"').replace('id="reminders" role="tabpanel" tabindex="0"', '')
# Also remove reminders from the nav tab!
nav_match = re.search(r'<li class="nav-item"\s*role="presentation">\s*<button[^>]*data-bs-target="#reminders"[^>]*>.*?Påmindelser\s*</button>\s*</li>', html, flags=re.DOTALL)
if nav_match:
html = html[:nav_match.start()] + html[nav_match.end():]
# 5. Sagsbeskrivelse - "ROW 1: Main Info"
sagsbeskrivelse, html = extract_by_comment(html, '<!-- ROW 1: Main Info -->')
# 6. Extract the whole Tabs Navigation and Tabs Content to manipulate them
nav_tabs, html = extract_ul_nav(html)
tab_content_start = html.find('<div class="tab-content"')
if tab_content_start != -1:
tc_start, tc_end = get_balanced_div(html, tab_content_start)
tab_content = html[tab_content_start:tc_end]
html = html[:tab_content_start] + html[tc_end:]
else:
tab_content = ""
# Inside tab_content, the #details tab currently has the old Left/Right row layout.
# We need to strip the old grid layout.
# Let's find <div class="col-lg-8" id="case-left-column"> inside the #details tab.
# We already extracted widgets, so the right column should be mostly empty.
# Let's just remove the case-left-column / case-right-column wrapping, and replace it with just the remaining flow.
# It's inside:
# <div class="tab-pane fade show active" id="details" role="tabpanel" tabindex="0">
# <div class="row g-4">
# <div class="col-lg-8" id="case-left-column">
# ...
# </div>
# <div class="col-lg-4" id="case-right-column">
# <div class="right-modules-grid">
# </div>
# </div>
# </div>
# </div>
# A simple string replacement to remove those wrappers:
tab_content = tab_content.replace('<div class="row g-4">\n <div class="col-lg-8" id="case-left-column">', '')
# And the closing divs for them:
# We have to be careful. Instead of regexing html parsing, we can just replace the left/right column structure.
# Since it's easier, I'll just use string manipulation for exactly what it says.
left_col_str = '<div class="col-lg-8" id="case-left-column">'
idx_l = tab_content.find(left_col_str)
if idx_l != -1:
tab_content = tab_content[:idx_l] + tab_content[idx_l+len(left_col_str):]
idx_row = tab_content.rfind('<div class="row g-4">', 0, idx_l)
if idx_row != -1:
tab_content = tab_content[:idx_row] + tab_content[idx_row+len('<div class="row g-4">'):]
right_col_str = '<div class="col-lg-4" id="case-right-column">'
idx_r = tab_content.find(right_col_str)
if idx_r != -1:
# find the end of this div and remove the whole thing
r_start, r_end = get_balanced_div(tab_content, idx_r)
tab_content = tab_content[:idx_r] + tab_content[r_end:]
# Now tab_content has two extra </div></div> at the end of the details tab? Yes. We can just leave them if they don't break much?
# Wait, unclosed/unopened divs will break the layout.
# Let's write the new body!
# Find the marker where we removed Tabs and Tab content.
insertion_point = html.find('</div>', html.find('<!-- Top Bar: Back Link + Global Tags -->')) # wait, no.
# Best insertion point is after the Quick Info Bar.
quick_info, html = extract_by_comment(html, '<!-- Quick Info Bar (Redesigned) -->')
# Re-assemble the layout
new_grid = f"""
{quick_info}
<div class="row g-4 mt-2">
<!-- LEFT COLUMN: Kontekst & Stamdata -->
<div class="col-md-3">
<h6 class="mb-3 text-muted text-uppercase fw-bold" style="font-size: 0.8rem; letter-spacing: 0.05em;">Kontekst & Stamdata</h6>
<div class="d-flex flex-column gap-3">
{customers}
{contacts}
{hardware}
{locations}
{wiki}
</div>
</div>
<!-- MIDDLE COLUMN: Sagsbeskrivelse & Tabs -->
<div class="col-md-6">
<div class="sticky-top" style="top: 1rem; z-index: 1020; margin-bottom: 1.5rem;">
{sagsbeskrivelse}
</div>
{nav_tabs}
<div class="bg-body pb-4">
{tab_content}
</div>
</div>
<!-- RIGHT COLUMN: Status, Tildeling, Todo, Påmindelser -->
<div class="col-md-3">
<h6 class="mb-3 text-muted text-uppercase fw-bold" style="font-size: 0.8rem; letter-spacing: 0.05em;">Opsummering & Opgaver</h6>
<div class="d-flex flex-column gap-3">
{assignment}
{todo}
{reminders_content}
</div>
</div>
</div>
"""
# Let's insert where Quick Info Bar was.
# To find it, let's just insert after <!-- Top Bar: ... -->
# Wait, actually let's reconstruct the content inside <div class="container-fluid"...> ... </div>
# The rest of html (like modals etc.) should follow.
container_start = html.find('<div class="container-fluid"')
if container_start != -1:
top_bar_start = html.find('<!-- Top Bar: Back Link + Global Tags -->', container_start)
# find where top bar ends
top_bar_end_div = get_balanced_div(html, top_bar_start - 30) # wait, top bar is just a div...
# Let's just find the exact text
# Alternatively, just string replace replacing an arbitrary known stable block.
# The html already had Assignment, tabs, quick info pulled out.
# So we can just put `new_grid` exactly where Quick Info Bar was pulled out!
pass
"""
pass