Inspect an example PDF file using the 'lopdf' crate

Walk the different objects in the PDF to discover how hyperlinks are
stored and how I can access them.

3 files changed, 440 insertions, 1 deletions

diff --git a/Cargo.lock b/Cargo.lock
index df70e9c..5039940 100644
--- a/Cargo.lock
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diff --git a/Cargo.toml b/Cargo.toml
index 50ef28d..9f7eefe 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,3 +4,4 @@ version = "0.0.1"
 edition = "2018"
 
 [dependencies]
+lopdf = "0.23.0"
diff --git a/src/main.rs b/src/main.rs
index e7a11a9..95a6d1e 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,29 @@
+extern crate lopdf;
+
+use lopdf::{Document, Object};
+
 fn main() {
-    println!("Hello, world!");
+    let doc = Document::load("example.pdf").unwrap();
+    // dbg!("{:?}", doc);
+
+    for (id, obj) in doc.objects {
+        // dbg!(obj.as_dict().unwrap());
+
+        match obj {
+            // Object::String(bs, format) => {
+            //     dbg!(bs, format);
+            //     ()
+            // },
+            Object::Dictionary(d) => {
+                // dbg!(d);
+
+                for (k, v) in d.iter() {
+                    dbg!(::std::str::from_utf8(&k).unwrap(), v);
+                }
+
+                ()
+            },
+            _ => (),
+        }
+    }
 }