more intro unfucking

fsck2025/__init__.py

@@ -3,6 +3,8 @@
 from renderlib import *
 from schedulelib import *
 from easing import *
+from xml.sax.saxutils import escape as xmlescape
+from PIL import ImageFont
 
 # URL to Schedule-XML
 scheduleUrl = "https://cfp.ctbk.de/fsck-2025/schedule/export/schedule.xml"
@@ -161,7 +163,37 @@ def debug():
     # )
 
 
+def fit_text(string: str, max_width: int, font: ImageFont) -> list[str]:
+    """Break text into array of strings which fit certain a width (in pixels) for the specified font."""
+
+    split_line = [x.strip() for x in string.split()]
+    lines = []
+    w = 0
+    line = []
+    for word in split_line:
+        new_line = line + [word.rstrip(":")]
+        w = font.getlength(" ".join(new_line))
+        if w > max_width:
+            lines.append(" ".join(line))
+            line = []
+
+        line.append(word.rstrip(":"))
+
+        if word.endswith(":"):
+            lines.append(" ".join(line))
+            line = []
+
+    if line:
+        lines.append(" ".join(line))
+
+    return lines
+
+
 def tasks(queue, args, idlist, skiplist):
+    font = ImageFont.truetype(
+        "../DIN1451Mittelschrift.ttf", size=74.6667, encoding="unic"
+    )
+
     # iterate over all events extracted from the schedule xml-export
     for event in events(scheduleUrl):
         # if event["room"] not in ("Medientheater", "Vortragssaal", "Blauer Salon"):
@@ -179,14 +211,18 @@ def tasks(queue, args, idlist, skiplist):
                 continue
 
         # generate a task description and put it into the queue
+        title_segments = fit_text(xmlescape(event["title"]), 1920, font)
+        title = "".join(
+            f'<tspan dy="1.1em" x="964.69553">{el}</tspan>' for el in title_segments
+        )
         queue.put(
             Rendertask(
                 infile=["intro.svg", "intro.flac"],
                 outfile=str(event["id"]) + ".ts",
                 sequence=introFrames,
                 parameters={
-                    "$title": event["title"],
-                    "$personnames": event["personnames"],
+                    "$title": title,
+                    "$personnames": xmlescape(event["personnames"]),
                 },
             )
         )

fsck2025/artwork/intro.svg

@@ -741,10 +741,10 @@
      id="title"
      x="964.69553"
      y="793.00591"
-     style="font-size:74.6667px;line-height:1;font-family:'DIN 1451 Mittelschrift';-inkscape-font-specification:'DIN 1451 Mittelschrift, Normal';text-align:center;writing-mode:lr-tb;direction:ltr;white-space:pre;shape-inside:url(#rect4);display:inline;fill:#fae7e3;stroke:#e7ad52;stroke-width:5.6;stroke-linecap:round;stroke-linejoin:round;stroke:none;width:100%;text-anchor:middle">$title</text>
+     style="font-size:74.6667px;line-height:1;font-family:'DIN 1451 Mittelschrift';-inkscape-font-specification:'DIN 1451 Mittelschrift, Normal';writing-mode:lr-tb;direction:ltr;white-space:pre;shape-inside:url(#rect4);display:inline;fill:#fae7e3;stroke:#e7ad52;stroke-width:5.6;stroke-linecap:round;stroke-linejoin:round;stroke:none;width:100%;text-anchor:middle;">$title</text>
      <text
      xml:space="preserve"
      id="persons"
      style="font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:55px;line-height:1;font-family:'DIN 1451 Mittelschrift';-inkscape-font-specification:'DIN 1451 Mittelschrift, Normal';font-variant-ligatures:normal;font-variant-caps:normal;font-variant-numeric:normal;font-variant-east-asian:normal;text-align:center;writing-mode:lr-tb;direction:ltr;white-space:pre;shape-inside:url(#rect5);display:inline;fill:#fae7e3;stroke:none;stroke-width:5.6;stroke-linecap:round;stroke-linejoin:round;width:100%;text-anchor:middle"
      x="964.69553"
-     y="977.51959">$personnames</text></svg>
+     y="1040.51959">$personnames</text></svg>

svgtemplate.py

@@ -30,7 +30,7 @@ class SVGTemplate:
 
     def replacetext(self):
         for key in self.task.parameters.keys():
-            self.svgstr = self.svgstr.replace(key, xmlescape(str(self.task.parameters[key])))
+            self.svgstr = self.svgstr.replace(key, str(self.task.parameters[key]))
 
     def transform(self, frame):
         parser = etree.XMLParser(huge_tree=True)