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LifeFaq/app/services/markdown_render.py
Henrik Jess 47d0834c12
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2024-12-19 15:41:41 +01:00

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3.4 KiB
Python

import markdown
from jinja2 import Environment, DictLoader
# Define Jinja2 custom functions
def img_left_overlay(src):
"""Render an image with overlay."""
return f'''
<div class="img-left-overlay">
<img src="{src}" alt="Overlay Image">
<div class="overlay-text">Overlay Text</div>
</div>
'''
def box(title, content):
"""Render a box component."""
return f'''
<div class="box">
<strong>{title}</strong>
<p>{content}</p>
</div>
'''
def note(content):
"""Render a note component."""
return f'''
<div class="note">
<p>{content}</p>
</div>
'''
def link_to(title, url):
"""Render a box component."""
return f'''
<a href="{url}" target="_blank" rel="noopener noreferrer">{title}</a>
'''
def warning(content):
"""Render a warning component."""
return f'''
<div class="warning">
⚠️ <p>{content}</p>
</div>
'''
def slider(options, images):
"""Render a slider using the provided HTML structure."""
import uuid
modal_id = uuid.uuid4().hex.upper()[0:6] # Lets create some uniq modals
width = options.get("width", 500)
height = options.get("height", 375)
html_content = []
html_content.append('<div class="button-stack">')
for i, val in enumerate(images):
if i % 2 == 0:
html_content.append(f"""<button onclick="openModal('modal{i}')" class="stacked-button"> <img src="{val}" class="thumbnail"></button>""".strip())
else:
html_content.append(f"""<button onclick="openModal('modal{i}')" class="stacked-button"> <img src="{val}" class="thumbnail" ></button>""".strip())
html_content.append(f"""<div class="modal" id="modal{i}"> <div class="modal-content"> <h2>Modal {i}</h2> <img src="{val}" width="80%" height="80%"> <button onclick="closeModal('modal{i}')">Close</button><button class="next-btn" onclick="nextModal('modal{i}', 'modal{i+1}')">Next</button></div> </div>""")
html_content.append( '</div>' )
html = '\n'.join( html_content )
return html
def create_jinja_environment():
"""Create and configure the Jinja2 environment."""
env = Environment(loader=DictLoader({"base_template": "{{ content | safe }}"}))
env.globals.update({
"img_left_overlay": img_left_overlay,
"box": box,
"note": note,
"warning": warning,
"link_to": link_to,
"slider": slider,
})
return env
def render_markdown_with_jinja(markdown_content: str):
"""
Convert Markdown to HTML and apply Jinja2 rendering for custom tags.
Args:
markdown_content (str): Raw Markdown content.
Returns:
tuple: Rendered HTML content and metadata as a dictionary.
"""
# Step 1: Convert Markdown to HTML and extract metadata
md = markdown.Markdown(extensions=["extra", "nl2br", "meta"])
intermediate_html = md.convert(markdown_content)
metadata = {key: " ".join(value) for key, value in md.Meta.items()} if md.Meta else {}
# Step 2: Pass the resulting HTML with Jinja2 custom tags through Jinja2
env = create_jinja_environment()
template = env.get_template("base_template")
final_html = template.render(content=intermediate_html)
#Step 3: Re-render final_html in Jinja2 for embedded tags like {{ box(...) }}
try:
final_output = env.from_string(final_html).render()
except:
print(final_html)
return final_output, metadata