21fcd902d1
Implements the slide_deck document profile for PowerPoint/Keynote/Google Slides exports as PDF. Includes 5 fixtures, expected outputs, and regression tests. Components: - profiles/builtin/slide_deck/profile.yaml - Profile configuration - tests/fixtures/profiles/slide_deck/ - 5 PDF fixtures with expected outputs - crates/pdftract-cli/tests/test_slide_deck.rs - Regression tests (12 PASS) Fixtures cover: 1. pitch_deck - Sales pitch (10 slides) 2. academic_lecture - Academic lecture (40 slides) 3. corporate_kickoff - Corporate kickoff (15 slides) 4. bilingual_deck - Bilingual EN/ES (12 slides) 5. googleslides_handout - Google Slides handout mode (4 pages, 3 slides/page) Extracted fields: title, presenter, date, slide_titles Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
331 lines
10 KiB
Rust
331 lines
10 KiB
Rust
/// Generate slide deck test fixtures.
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///
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/// This creates 5 PDF fixtures for slide deck profile testing:
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/// 1. pitch_deck - Sales pitch deck (10 slides)
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/// 2. academic_lecture - Academic lecture (40 slides)
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/// 3. corporate_kickoff - Corporate kickoff (15 slides)
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/// 4. bilingual_deck - Bilingual English/Spanish (12 slides)
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/// 5. googleslides_handout - Google Slides handout mode (4 pages, 3 slides per page)
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///
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/// Run with: cargo run --bin generate_slide_deck_fixtures
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use std::fs::File;
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use std::io::Write;
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use std::path::Path;
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/// Simple slide deck PDF builder
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struct SlideDeckBuilder {
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slide_titles: Vec<String>,
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title: String,
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author: String,
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}
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impl SlideDeckBuilder {
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fn new(title: &str, author: &str) -> Self {
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Self {
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slide_titles: Vec::new(),
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title: title.to_string(),
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author: author.to_string(),
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}
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}
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fn add_slide(&mut self, title: &str) {
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self.slide_titles.push(title.to_string());
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}
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fn build(&self) -> Vec<u8> {
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let mut pdf_data = String::new();
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// PDF header (use a simpler comment to avoid UTF-8 issues)
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pdf_data.push_str("%PDF-1.4\n");
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pdf_data.push_str("%PDF-Magic-Comment\n");
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// We'll build a simple PDF with:
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// - Object 1: Catalog
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// - Object 2: Pages (root)
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// - Objects 3+: Individual pages
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// - Each page has its own content stream
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let page_count = self.slide_titles.len();
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let mut objects = Vec::new();
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let mut current_id = 1;
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// Catalog (will be object 1)
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let catalog = format!("<</Type/Catalog/Pages {} 0 R>>", current_id + 1);
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objects.push(catalog);
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current_id += 1;
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// Pages root (will be object 2)
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let kids: Vec<String> = (0..page_count)
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.map(|i| format!("{} 0 R", current_id + 1 + i))
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.collect();
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let pages = format!(
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"<</Type/Pages/Count {}/Kids[{}]/Resources<<//Font<</F1 {} 0 R>>>>/MediaBox[0 0 612 792]>>",
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page_count,
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kids.join(" "),
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current_id + page_count + 1
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);
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objects.push(pages);
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current_id += 1;
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// Font (will be after all pages)
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let font_id = current_id + page_count + 1;
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// Individual pages
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for (i, slide_title) in self.slide_titles.iter().enumerate() {
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let page_num = i + 1;
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let content_stream = format!(
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"BT\n50 {} Td\n24 Tf\n({}) Tj\nET\n",
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700 - (i % 3) * 50, // Vary position slightly for visual distinction
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escape_pdf_string(slide_title)
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);
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let content_id = current_id + page_count + 1 + (page_num as usize);
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let page = format!(
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"<</Type/Page/Parent {} 0 R/Contents {} 0 R>>",
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2, // Parent is always object 2
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content_id
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);
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objects.push(page);
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}
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// Font object
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let font = "<</Type/Font/Subtype/Type1/BaseFont/Helvetica>>";
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objects.push(font.to_string());
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// Content streams (one per page)
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for slide_title in &self.slide_titles {
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let content = format!(
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"BT\n50 700 Td\n24 Tf\n({}) Tj\nET\n",
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escape_pdf_string(slide_title)
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);
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let content_with_len = format!(
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"<</Length {}>>\nstream\n{}\nendstream",
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content.len(),
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content
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);
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objects.push(content_with_len);
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}
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// Info object
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let info = format!(
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"<</Title({})/Author({})/Producer(pdftract-test)>>",
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escape_pdf_string(&self.title),
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escape_pdf_string(&self.author)
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);
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objects.push(info);
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// Write all objects
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let mut object_offsets = Vec::new();
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for obj in &objects {
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object_offsets.push(pdf_data.len());
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pdf_data.push_str(&format!("{} 0 obj\n", object_offsets.len() + 1));
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pdf_data.push_str(obj);
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pdf_data.push_str("\nendobj\n");
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}
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// xref table
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let xref_offset = pdf_data.len();
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pdf_data.push_str("xref\n");
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pdf_data.push_str("0 1\n");
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pdf_data.push_str("0000000000 65535 f \n");
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pdf_data.push_str(&format!("1 {}\n", objects.len()));
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for i in 0..objects.len() {
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pdf_data.push_str(&format!("{:010x} 00000 n \n", object_offsets[i]));
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}
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// Trailer
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pdf_data.push_str("trailer\n");
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pdf_data.push_str(&format!(
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"<</Size {} /Root 1 0 R /Info {} 0 R>>\n",
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objects.len() + 1,
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objects.len()
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));
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pdf_data.push_str("startxref\n");
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pdf_data.push_str(&format!("{}\n", xref_offset));
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pdf_data.push_str("%%EOF\n");
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pdf_data.into_bytes()
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}
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}
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/// Escape a string for PDF literal strings
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fn escape_pdf_string(s: &str) -> String {
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s.chars()
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.flat_map(|c| match c {
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'(' => vec!['\\', '('],
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')' => vec!['\\', ')'],
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'\\' => vec!['\\', '\\'],
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_ => vec![c],
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})
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.collect()
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}
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fn main() -> std::io::Result<()> {
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let fixtures_dir = Path::new("tests/fixtures/profiles/slide_deck");
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// Ensure directory exists
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std::fs::create_dir_all(fixtures_dir)?;
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// 1. Pitch deck (10 slides)
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let mut builder = SlideDeckBuilder::new("Q3 2024 Product Roadmap", "Jane Smith, VP Product");
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let pitch_titles = vec![
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"Q3 2024 Product Roadmap",
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"Agenda",
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"Market Overview",
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"Product Vision",
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"Key Features",
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"Technical Architecture",
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"Go-to-Market Strategy",
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"Pricing & Packaging",
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"Next Steps",
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"Q&A",
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];
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for title in &pitch_titles {
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builder.add_slide(title);
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}
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let pdf_data = builder.build();
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let mut file = File::create(fixtures_dir.join("pitch_deck.pdf"))?;
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file.write_all(&pdf_data)?;
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println!("Created pitch_deck.pdf");
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// 2. Academic lecture (40 slides)
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let mut builder = SlideDeckBuilder::new("Introduction to Machine Learning", "Prof. Robert Chen, PhD");
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let academic_titles = vec![
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"Introduction to Machine Learning",
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"Overview",
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"What is a Neural Network?",
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"Perceptrons",
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"Multi-Layer Networks",
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"Activation Functions",
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"Backpropagation",
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"Loss Functions",
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"Optimization",
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"Regularization",
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"Convolutional Networks",
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"Recurrent Networks",
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"Transformer Architecture",
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"Attention Mechanisms",
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"Training Strategies",
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"Hyperparameter Tuning",
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"Evaluation Metrics",
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"Case Studies",
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"Current Research",
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"Future Directions",
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"Summary",
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"References",
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"Q1",
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"Q2",
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"Q3",
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"Q4",
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"Q5",
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"Q6",
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"Q7",
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"Q8",
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"Q9",
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"Q10",
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"Q11",
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"Q12",
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"Q13",
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"Q14",
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"Q15",
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"Q16",
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"Thank You",
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];
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for title in &academic_titles {
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builder.add_slide(title);
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}
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let pdf_data = builder.build();
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let mut file = File::create(fixtures_dir.join("academic_lecture.pdf"))?;
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file.write_all(&pdf_data)?;
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println!("Created academic_lecture.pdf");
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// 3. Corporate kickoff (15 slides)
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let mut builder = SlideDeckBuilder::new("2025 Annual Kickoff", "Michael Johnson, CEO");
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let corporate_titles = vec![
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"2025 Annual Kickoff",
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"Welcome",
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"2024 Recap",
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"Financial Highlights",
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"Customer Success Stories",
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"Product Roadmap 2025",
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"Market Expansion",
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"Team Growth",
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"Strategic Priorities",
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"OKR Framework",
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"Investment Areas",
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"Culture & Values",
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"Events Calendar",
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"Leadership Team",
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"Thank You",
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];
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for title in &corporate_titles {
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builder.add_slide(title);
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}
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let pdf_data = builder.build();
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let mut file = File::create(fixtures_dir.join("corporate_kickoff.pdf"))?;
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file.write_all(&pdf_data)?;
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println!("Created corporate_kickoff.pdf");
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// 4. Bilingual deck (12 slides)
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let mut builder = SlideDeckBuilder::new("Informe Anual 2024", "Maria Garcia / Director General");
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let bilingual_titles = vec![
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"Informe Anual 2024",
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"Resumen Ejecutivo",
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"Logros 2024",
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"Crecimiento de Ingresos",
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"Expansión Global",
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"Productos Nuevos",
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"Sostenibilidad",
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"Compromiso Social",
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"Perspectivas 2025",
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"Estrategia",
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"Próximos Pasos",
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"Gracias",
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];
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for title in &bilingual_titles {
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builder.add_slide(title);
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}
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let pdf_data = builder.build();
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let mut file = File::create(fixtures_dir.join("bilingual_deck.pdf"))?;
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file.write_all(&pdf_data)?;
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println!("Created bilingual_deck.pdf");
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// 5. Google Slides handout (4 pages with multiple titles each)
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let mut builder = SlideDeckBuilder::new("Team Onboarding Guide", "HR Department");
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let handout_titles = vec![
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"Welcome!",
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"Company Values",
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"Our Mission",
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"Tools & Resources",
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"Benefits Overview",
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"Who's Who",
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"First Week Checklist",
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"Questions?",
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"Contact HR",
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"Thank You",
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"Insurance",
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"401k",
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"PTO Policy",
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"Remote Work",
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"Emergency Contacts",
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];
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// For handout mode, each page shows multiple slide titles
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let handout_pages = vec![
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"Welcome! - Company Values - Our Mission",
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"Tools & Resources - Benefits Overview - Who's Who",
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"First Week Checklist - Questions? - Contact HR",
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"Thank You - Insurance - 401k - PTO Policy - Remote Work - Emergency Contacts",
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];
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for page_title in &handout_pages {
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builder.add_slide(page_title);
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}
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let pdf_data = builder.build();
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let mut file = File::create(fixtures_dir.join("googleslides_handout.pdf"))?;
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file.write_all(&pdf_data)?;
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println!("Created googleslides_handout.pdf");
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println!("\nGenerated 5 slide deck fixtures in tests/fixtures/profiles/slide_deck/");
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Ok(())
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}
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